CVE-2012-2625
The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1)
02 Description
The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.92% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 60.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-10-31 16:00Z14 YR AGO
- Last updated
- 2024-08-06 19:42Z2 YR AGO
- Reserved
- 2012-05-11
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 256e65f2b3fbe0ff469090d4e2cee2809a7dc4dd6185364c756a93f7896d7c2d
05 Affected products
06 References
- www.openwall.com[oss-security] 20121026 Xen Security Advisory 25 (CVE-2012-4544) - Xen domain builder Out-of-memory due to malicious kernel/ramdiskhttp://www.openwall.com/lists/oss-security/2012/10/26/3
- rhn.redhat.comRHSA-2012:1130http://rhn.redhat.com/errata/RHSA-2012-1130.html
- secunia.com51413http://secunia.com/advisories/51413
- bugzilla.xensource.comhttp://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1817
- lists.opensuse.orgSUSE-SU-2012:1135http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00005.html
- lists.opensuse.orgSUSE-SU-2012:1044http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html
- www.securityfocus.com53650http://www.securityfocus.com/bid/53650
- lists.opensuse.orgopenSUSE-SU-2012:1572http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- www.securitytracker.com1027090http://www.securitytracker.com/id?1027090
- lists.opensuse.orgSUSE-SU-2012:1043http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html
- lists.opensuse.orgopenSUSE-SU-2012:1174http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
- xenbits.xensource.comhttp://xenbits.xensource.com/hg/xen-unstable.hg/rev/60f09d1ab1fe
- lists.opensuse.orgopenSUSE-SU-2012:1573http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- secunia.com49184http://secunia.com/advisories/49184
- lists.opensuse.orgopenSUSE-SU-2012:1172http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
07 Fixed in
Debian 12
- xen Fixed in 4.1.3-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xen Fixed in 4.1.3-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xen Fixed in 4.1.3-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.