CVE-2012-4544
low
CVSS v3
—
CVSS v4 NEW
—
VIR risk
2.1
Description
The PV domain builder in Xen 4.2 and earlier does not validate the size of the kernel or ramdisk (1) before or (2) after decompression, which allows local guest administrators to cause a denial of service (domain 0 memory consumption) via a crafted (a) kernel or (b) ramdisk.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.1.3-4 |
| sid | Fixed | 4.1.3-4 |
| forky | Fixed | 4.1.3-4 |
| bullseye | Fixed | 4.1.3-4 |
| bookworm | Fixed | 4.1.3-4 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091832.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091844.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092050.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
- http://osvdb.org/86619
- http://rhn.redhat.com/errata/RHSA-2013-0241.html
- http://secunia.com/advisories/51071
- http://secunia.com/advisories/51324
- http://secunia.com/advisories/51352
- http://secunia.com/advisories/51413
- http://www.debian.org/security/2013/dsa-2636
- http://www.openwall.com/lists/oss-security/2012/10/26/3
- http://www.securityfocus.com/bid/56289
- http://www.securitytracker.com/id?1027699
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79617
- https://security-tracker.debian.org/tracker/CVE-2012-4544
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.