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-2012-4544

13
FAUCET Score

CVE-2012-4544 describes a denial-of-service vulnerability in Xen 4.2 and earlier, where the PV domain builder fails to validate the size of kernel or ramdisk images. This flaw allows a local guest administrator to exhaust domain 0 memory through a crafted kernel or ramdisk. With a CVSS score of 2.1 (AV:L/AC:L/Au:N/C:N/I:N/A:P), this vulnerability has low severity, requiring local access and resulting only in a denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.2.0CPE matchmatch criteria
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
4.1.0CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
4.1.1CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
4.1.2CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
4.1.3CPE matchmatch criteria
cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 62nd percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 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 (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xen-0:3.0.3-142.el5_9.1
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux Extended Update Support 5.9Fixed in: xen

Vendor Advisories (1)

redhatCVE-2012-4544Moderate

xen: Xen domain builder Out-of-memory due to malicious kernel/ramdisk

Oct 26, 2012

References

lists.fedoraproject.org / pipermail/package-announce/2012-November/091832.html
lists.fedoraproject.org / pipermail/package-announce/2012-November/091844.html
lists.fedoraproject.org / pipermail/package-announce/2012-November/092050.html
lists.opensuse.org / opensuse-security-announce/2012-11/msg00008.html
lists.opensuse.org / opensuse-security-announce/2012-11/msg00009.html
lists.opensuse.org / opensuse-security-announce/2012-11/msg00017.html
lists.opensuse.org / opensuse-security-announce/2012-11/msg00018.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00015.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00021.html
lists.opensuse.org / opensuse-security-announce/2014-04/msg00000.html
osvdb.org / 86619
rhn.redhat.com / errata/RHSA-2013-0241.html
secunia.com / advisories/51071
Vendor Advisory
secunia.com / advisories/51324
secunia.com / advisories/51352
secunia.com / advisories/51413
exchange.xforce.ibmcloud.com / vulnerabilities/79617
debian.org / security/2013/dsa-2636
openwall.com / lists/oss-security/2012/10/26/3
securityfocus.com / bid/56289
securitytracker.com / id