Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2012-5510

18
FAUCET Score

CVE-2012-5510 describes a denial-of-service vulnerability in Xen 4.x. When downgrading the grant table version, the hypervisor fails to properly remove a status page from its tracking list, allowing a local guest OS administrator to trigger a hypervisor crash. This vulnerability has a CVSS score of 4.7 (Medium), indicating a local attack vector with medium attack complexity, leading to a complete loss of availability (hypervisor crash). There is no impact on confidentiality or integrity. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. The vulnerability has received minimal community attention and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
4.0.1CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*
4.0.2CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*
4.0.3CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*
4.0.4CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.7MEDIUM

AV:L/AC:M/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 65th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

gogspatch availablevia llm_extracted

Vendor Advisories (2)

redhatCVE-2012-5510Moderate

kernel: xen: Grant table version switch list corruption vulnerability

Dec 3, 2012
gogsllm-gogs-4a2cb5791ea8d52b

Grant table version switch list corruption vulnerability

Dec 3, 2012

References

lists.opensuse.org / opensuse-security-announce/2012-12/msg00001.html
lists.opensuse.org / opensuse-security-announce/2012-12/msg00018.html
lists.opensuse.org / opensuse-security-announce/2012-12/msg00019.html
lists.opensuse.org / opensuse-security-announce/2013-01/msg00011.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00021.html
lists.opensuse.org / opensuse-updates/2013-04/msg00051.html
lists.opensuse.org / opensuse-updates/2013-04/msg00052.html
secunia.com / advisories/51397
Vendor Advisory
secunia.com / advisories/51468
Vendor Advisory
secunia.com / advisories/51486
Vendor Advisory
secunia.com / advisories/51487
Vendor Advisory
secunia.com / advisories/55082
security.gentoo.org / glsa/glsa-201309-24.xml
exchange.xforce.ibmcloud.com / vulnerabilities/80478
support.citrix.com / article/CTX135777
debian.org / security/2012/dsa-2582
openwall.com / lists/oss-security/2012/12/03/6
osvdb.org / 88128
securityfocus.com / bid/56794