CVE-2012-3516 (GCVE-0-2012-3516)
Vulnerability from cvelistv5
Published
2012-11-23 20:00
Modified
2024-08-06 20:05
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hypervisor memory location.
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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{
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"name": "55411",
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"url": "http://www.securityfocus.com/bid/55411"
},
{
"name": "50530",
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"x_refsource_SECUNIA",
"x_transferred"
],
"url": "http://secunia.com/advisories/50530"
},
{
"name": "[oss-security] 20120905 Xen Security Advisory 18 (CVE-2012-3516) - grant table entry swaps have inadequate bounds checking",
"tags": [
"mailing-list",
"x_refsource_MLIST",
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{
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"x_refsource_SECUNIA",
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"url": "http://secunia.com/advisories/50472"
},
{
"tags": [
"x_refsource_CONFIRM",
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],
"url": "http://support.citrix.com/article/CTX134708"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "http://wiki.xen.org/wiki/Security_Announcements#XSA-18_grant_table_entry_swaps_have_inadequate_bounds_checking"
},
{
"name": "SUSE-SU-2012:1133",
"tags": [
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],
"url": "http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html"
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"title": "CVE Program Container"
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"cna": {
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"value": "The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hypervisor memory location."
}
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},
"references": [
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},
{
"name": "50530",
"tags": [
"third-party-advisory",
"x_refsource_SECUNIA"
],
"url": "http://secunia.com/advisories/50530"
},
{
"name": "[oss-security] 20120905 Xen Security Advisory 18 (CVE-2012-3516) - grant table entry swaps have inadequate bounds checking",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
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},
{
"name": "50472",
"tags": [
"third-party-advisory",
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{
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"x_refsource_CONFIRM"
],
"url": "http://support.citrix.com/article/CTX134708"
},
{
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"x_refsource_CONFIRM"
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"url": "http://wiki.xen.org/wiki/Security_Announcements#XSA-18_grant_table_entry_swaps_have_inadequate_bounds_checking"
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{
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}
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"datePublished": "2012-11-23T20:00:00.000Z",
"dateReserved": "2012-06-14T00:00:00.000Z",
"dateUpdated": "2024-08-06T20:05:12.797Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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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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