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42 vulnerabilities found for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION by Red Hat
CVE-2026-50263 (GCVE-0-2026-50263)
Vulnerability from cvelistv5
Published
2026-06-05 10:36
Modified
2026-08-04 23:22
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in the X.Org X server and Xwayland in CreateSaverWindow(). A client can trigger a use-after-free read after changing window attributes and forcing the screen saver, leading to information disclosure.
References
Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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"credits": [
{
"lang": "en",
"value": "Upstream acknowledges Anonymous (Trend Micro Zero Day Initiative) as the original reporter."
}
],
"datePublic": "2026-06-02T00:00:00.000Z",
"descriptions": [
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CVE-2026-50262 (GCVE-0-2026-50262)
Vulnerability from cvelistv5
Published
2026-06-05 10:36
Modified
2026-08-04 23:22
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-125 - Out-of-bounds Read
Summary
An out-of-bounds read flaw was found in the X.Org X server and Xwayland in __glXDisp_ChangeDrawableAttributes(). A wrong size validation check can read a client-controlled number of bytes, exceeding the request buffer, leading to information disclosure. A write path also exists but requires byte-swapped clients which is disabled by default.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50261 (GCVE-0-2026-50261)
Vulnerability from cvelistv5
Published
2026-06-05 10:36
Modified
2026-08-05 12:15
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter(). A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50260 (GCVE-0-2026-50260)
Vulnerability from cvelistv5
Published
2026-06-05 10:36
Modified
2026-08-05 12:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter(). A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50258 (GCVE-0-2026-50258)
Vulnerability from cvelistv5
Published
2026-06-05 10:31
Modified
2026-08-05 12:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-121 - Stack-based Buffer Overflow
Summary
A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel * XkbNumKbdGroups but CheckKeyTypes() does not verify or clamp non-canonical key types to XkbMaxShiftLevel. A client can change key types to excessive shift levels and trigger stack overflows. This is caused by an incomplete fix of CVE-2025-26597. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50259 (GCVE-0-2026-50259)
Vulnerability from cvelistv5
Published
2026-06-05 10:31
Modified
2026-08-05 12:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-121 - Stack-based Buffer Overflow
Summary
A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. _XkbSetMapChecks() declares a fixed-size stack buffer mapWidths[256] indexed by key type index. The helper function CheckKeyTypes() writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50256 (GCVE-0-2026-50256)
Vulnerability from cvelistv5
Published
2026-06-05 10:31
Modified
2026-08-05 12:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-121 - Stack-based Buffer Overflow
Summary
A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2 library's maximum font name length can cause a stack buffer overflow during font alias resolution. The server allocates a 256 byte stack buffer but libXfont2's alias target name length is 1024 bytes. A font alias name between 257 and 1023 bytes causes the X server to copy that name into the undersized stack buffer without further checks. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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CVE-2026-50257 (GCVE-0-2026-50257)
Vulnerability from cvelistv5
Published
2026-06-05 10:31
Modified
2026-08-05 12:15
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in the X.Org X server and Xwayland in miSyncDestroyFence(). A client that sets up multiple fence triggers can trigger a use-after-free function pointer call. An attacker would connect to the X server to set up a fence and await that fence, then a second X connection destroys the fence, causing the use-after-free. This may be used to crash the server, or for privilege escalation if the X server runs as root.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.9-4.el10_2.2 < * cpe:/o:redhat:enterprise_linux:10.2 |
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"value": "RHSA-2026:29844: Red Hat Enterprise Linux AppStream (v. 9)"
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"value": "RHSA-2026:26610: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)"
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CVE-2026-34002 (GCVE-0-2026-34002)
Vulnerability from cvelistv5
Published
2026-05-05 14:41
Modified
2026-06-08 03:30
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-805 - Buffer Access with Incorrect Length Value
Summary
A flaw was found in the X.Org X server. This vulnerability, an out-of-bounds read, affects the XKB (X Keyboard Extension) modifier map handling. An attacker with access to the X11 server can exploit this by sending a malformed request, which causes the server to read beyond its intended memory boundaries. This can lead to the exposure of sensitive information or cause the server to crash, resulting in a denial of service.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support |
Unaffected: 0:24.1.5-6.el10_0 < * cpe:/o:redhat:enterprise_linux_eus:10.0 |
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CVE-2026-34000 (GCVE-0-2026-34000)
Vulnerability from cvelistv5
Published
2026-05-05 14:41
Modified
2026-06-08 03:30
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-125 - Out-of-bounds Read
Summary
A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the `CheckSetGeom()` and `XkbAddGeomKeyAlias` functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server, either locally or remotely, can exploit this without user interaction. This could lead to the disclosure of memory contents or cause a denial of service by crashing the server.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support |
Unaffected: 0:24.1.5-6.el10_0 < * cpe:/o:redhat:enterprise_linux_eus:10.0 |
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CVE-2026-34003 (GCVE-0-2026-34003)
Vulnerability from cvelistv5
Published
2026-04-23 14:54
Modified
2026-07-15 01:04
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-125 - Out-of-bounds Read
Summary
A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash, leading to a Denial of Service (DoS). In certain configurations, higher impact outcomes may be possible.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.5-6.el10_1 < * cpe:/o:redhat:enterprise_linux:10.1 |
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CVE-2026-34001 (GCVE-0-2026-34001)
Vulnerability from cvelistv5
Published
2026-04-23 14:54
Modified
2026-07-15 01:04
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-825 - Expired Pointer Dereference
Summary
A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence() function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially enabling memory corruption. This could result in a denial of service or further compromise of the system.
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.5-6.el10_1 < * cpe:/o:redhat:enterprise_linux:10.1 |
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CVE-2026-33999 (GCVE-0-2026-33999)
Vulnerability from cvelistv5
Published
2026-04-23 14:53
Modified
2026-07-15 01:04
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-191 - Integer Underflow (Wrap or Wraparound)
Summary
A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of service (DoS) or other severe impacts.
References
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected: 0:24.1.5-6.el10_1 < * cpe:/o:redhat:enterprise_linux:10.1 |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
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CVE-2025-62229 (GCVE-0-2025-62229)
Vulnerability from cvelistv5
Published
2025-10-30 05:28
Modified
2026-04-20 13:50
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an attacker to execute arbitrary code or cause a denial of service.
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| X.Org | Xwayland |
Version: 1.15.0 ≤ |
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CVE-2025-62230 (GCVE-0-2025-62230)
Vulnerability from cvelistv5
Published
2025-10-30 05:19
Modified
2026-04-20 13:50
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A flaw was discovered in the X.Org X server’s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect.
References
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Impacted products
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| X.Org | Xwayland |
Version: 0 ≤ |
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CVE-2025-62231 (GCVE-0-2025-62231)
Vulnerability from cvelistv5
Published
2025-10-30 05:08
Modified
2026-04-20 13:50
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-190 - Integer Overflow or Wraparound
Summary
A flaw was identified in the X.Org X server’s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash.
References
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Impacted products
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| X.Org | Xwayland |
Version: 0 ≤ |
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CVE-2025-49180 (GCVE-0-2025-49180)
Vulnerability from cvelistv5
Published
2025-06-17 15:00
Modified
2026-06-30 00:29
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-190 - Integer Overflow or Wraparound
Summary
A flaw was found in the RandR extension, where the RRChangeProviderProperty function does not properly validate input. This issue leads to an integer overflow when computing the total size to allocate.
References
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Impacted products
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| X.Org | xwayland |
Version: 0 ≤ |
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CVE-2025-49179 (GCVE-0-2025-49179)
Vulnerability from cvelistv5
Published
2025-06-17 14:54
Modified
2026-06-30 10:40
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-190 - Integer Overflow or Wraparound
Summary
A flaw was found in the X Record extension. The RecordSanityCheckRegisterClients function does not check for an integer overflow when computing request length, which allows a client to bypass length checks.
References
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Impacted products
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| X.Org | xwayland |
Version: 0 ≤ |
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CVE-2025-49178 (GCVE-0-2025-49178)
Vulnerability from cvelistv5
Published
2025-06-17 14:54
Modified
2026-06-30 10:40
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-667 - Improper Locking
Summary
A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service.
References
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| X.Org | xwayland |
Version: 0 ≤ |
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{
"containers": {
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{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-49178",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-06-17T15:05:17.851006Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
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{
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}
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}
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CVE-2025-49176 (GCVE-0-2025-49176)
Vulnerability from cvelistv5
Published
2025-06-17 14:49
Modified
2026-06-30 00:18
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-190 - Integer Overflow or Wraparound
Summary
A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.
References
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Impacted products
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| X.Org | xwayland |
Version: 0 ≤ |
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CVE-2025-49175 (GCVE-0-2025-49175)
Vulnerability from cvelistv5
Published
2025-06-17 14:39
Modified
2026-06-30 00:18
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-125 - Out-of-bounds Read
Summary
A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash.
References
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Impacted products
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| X.Org | xwayland |
Version: 0 ≤ |
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CVE-2025-26601 (GCVE-0-2025-26601)
Vulnerability from cvelistv5
Published
2025-02-25 15:55
Modified
2026-06-29 20:37
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in X.Org and Xwayland. When changing an alarm, the values of the change mask are evaluated one after the other, changing the trigger values as requested, and eventually, SyncInitTrigger() is called. If one of the changes triggers an error, the function will return early, not adding the new sync object, possibly causing a use-after-free when the alarm eventually triggers.
References
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26600 (GCVE-0-2025-26600)
Vulnerability from cvelistv5
Published
2025-02-25 15:55
Modified
2026-06-29 20:37
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free.
References
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26599 (GCVE-0-2025-26599)
Vulnerability from cvelistv5
Published
2025-02-25 15:55
Modified
2026-06-29 20:37
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-824 - Access of Uninitialized Pointer
Summary
An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixmap. In that case, compRedirectWindow() will return a BadAlloc error without validating the window tree marked just before, which leaves the validated data partly initialized and the use of an uninitialized pointer later.
References
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26598 (GCVE-0-2025-26598)
Vulnerability from cvelistv5
Published
2025-02-25 15:54
Modified
2026-06-29 20:37
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-787 - Out-of-bounds Write
Summary
An out-of-bounds write flaw was found in X.Org and Xwayland. The function GetBarrierDevice() searches for the pointer device based on its device ID and returns the matching value, or supposedly NULL, if no match was found. However, the code will return the last element of the list if no matching device ID is found, which can lead to out-of-bounds memory access.
References
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26597 (GCVE-0-2025-26597)
Vulnerability from cvelistv5
Published
2025-02-25 15:54
Modified
2026-06-29 20:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Summary
A buffer overflow flaw was found in X.Org and Xwayland. If XkbChangeTypesOfKey() is called with a 0 group, it will resize the key symbols table to 0 but leave the key actions unchanged. If the same function is later called with a non-zero value of groups, this will cause a buffer overflow because the key actions are of the wrong size.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26596 (GCVE-0-2025-26596)
Vulnerability from cvelistv5
Published
2025-02-25 15:54
Modified
2026-06-29 20:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-787 - Out-of-bounds Write
Summary
A heap overflow flaw was found in X.Org and Xwayland. The computation of the length in XkbSizeKeySyms() differs from what is written in XkbWriteKeySyms(), which may lead to a heap-based buffer overflow.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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|
Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26595 (GCVE-0-2025-26595)
Vulnerability from cvelistv5
Published
2025-02-25 15:54
Modified
2026-06-29 20:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-121 - Stack-based Buffer Overflow
Summary
A buffer overflow flaw was found in X.Org and Xwayland. The code in XkbVModMaskText() allocates a fixed-sized buffer on the stack and copies the names of the virtual modifiers to that buffer. The code fails to check the bounds of the buffer and would copy the data regardless of the size.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2025-26594 (GCVE-0-2025-26594)
Vulnerability from cvelistv5
Published
2025-02-25 15:53
Modified
2026-06-29 20:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free.
References
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Impacted products
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Version: 0 ≤ Version: 22.0.0 ≤ |
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CVE-2024-12087 (GCVE-0-2024-12087)
Vulnerability from cvelistv5
Published
2025-01-14 17:57
Modified
2026-06-29 23:43
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Summary
A path traversal vulnerability exists in rsync. It stems from behavior enabled by the `--inc-recursive` option, a default-enabled option for many client options and can be enabled by the server even if not explicitly enabled by the client. When using the `--inc-recursive` option, a lack of proper symlink verification coupled with deduplication checks occurring on a per-file-list basis could allow a server to write files outside of the client's intended destination directory. A malicious server could write malicious files to arbitrary locations named after valid directories/paths on the client.
References
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Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Version: 0 ≤ 3.3.0 |
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