CVE-2014-1642
The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest
02 Description
The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest
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
- 0.44% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 38.3% 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 2026-06-17.
- 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
- 2014-01-26 11:00Z12 YR AGO
- Last updated
- 2024-08-06 09:50Z2 YR AGO
- Reserved
- 2014-01-23
- Assigning CNA
- mitre
- 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
- f84a221b73fe60f001fd4391d56f7e40700c3111a5680fa009a6761f8ad74ec9
05 Affected products
06 References
- lists.opensuse.orgSUSE-SU-2014:0373http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
- lists.fedoraproject.orgFEDORA-2014-1552http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127607.html
- exchange.xforce.ibmcloud.comxen-irq-cve20141642-code-exec(90649)https://exchange.xforce.ibmcloud.com/vulnerabilities/90649
- secunia.com56557http://secunia.com/advisories/56557
- security.gentoo.orgGLSA-201407-03http://security.gentoo.org/glsa/glsa-201407-03.xml
- lists.fedoraproject.orgFEDORA-2014-1559http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127580.html
- www.openwall.com[oss-security] 20140123 Xen Security Advisory 83 (CVE-2014-1642) - Out-of-memory condition yielding memory corruption during IRQ setuphttp://www.openwall.com/lists/oss-security/2014/01/23/4
- osvdb.org102406http://osvdb.org/102406
- www.securitytracker.com1029679http://www.securitytracker.com/id/1029679
- www.securityfocus.com65097http://www.securityfocus.com/bid/65097
- xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-83.html
07 Fixed in
Debian 12
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xen Fixed in 4.4.0-1
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.