01 Record
CVE-2013-1920
Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module (XSM) is enabled, uses the wrong ordering of operations when extending the per-domain
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module (XSM) is enabled, uses the wrong ordering of operations when extending the per-domain
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
- 0.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 34.0% 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
- Important. 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
- 2013-04-12 22:00Z13 YR AGO
- Last updated
- 2024-08-06 15:20Z2 YR AGO
- Reserved
- 2013-02-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- b1816c049e15aed7187cd4b0f296e701db0a087274baacf9cd263ece81a1f158
05 Affected products
06 References
- lists.opensuse.orgSUSE-SU-2014:0470http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
- secunia.com55082http://secunia.com/advisories/55082
- security.gentoo.orgGLSA-201309-24http://security.gentoo.org/glsa/glsa-201309-24.xml
- lists.xen.org[Xen-announce] 20130404 Xen Security Advisory 47 (CVE-2013-1920) - Potential use of freed memory in event channel operationshttp://lists.xen.org/archives/html/xen-announce/2013-04/msg00000.html
- osvdb.org92050http://osvdb.org/92050
- exchange.xforce.ibmcloud.comxen-cve20131920-code-exec(83226)https://exchange.xforce.ibmcloud.com/vulnerabilities/83226
- lists.opensuse.orgopenSUSE-SU-2013:0912http://lists.opensuse.org/opensuse-updates/2013-06/msg00049.html
- secunia.com52857http://secunia.com/advisories/52857
- www.securityfocus.com58880http://www.securityfocus.com/bid/58880
- lists.opensuse.orgSUSE-SU-2014:0446http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- lists.opensuse.orgSUSE-SU-2014:0411http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
- www.securitytracker.com1028388http://www.securitytracker.com/id/1028388
- www.openwall.com[oss-security] 20130404 Xen Security Advisory 47 (CVE-2013-1920) - Potential use of freed memory in event channel operationshttp://www.openwall.com/lists/oss-security/2013/04/04/7