CVE-2026-93521 (GCVE-0-2026-93521)
Vulnerability from cvelistv5
Published
2026-10-28 15:37
Modified
2026-10-28 15:37
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-122 - Heap-based buffer overflow
Summary
A buffer overflow in RandR
ChangeProviderProperty requests in X.Org X Server before 2.1.25 and XWayland before 24.4.14 could be used by authenticated X clients to crash or execute code within the X server context.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| x.org | xorg-x11-server |
Version: 0 < 21.1.25 |
||
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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