CVE-2015-4163
GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a
02 Description
GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a
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
- 0.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 37.8% 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
- 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
- 2015-06-15 15:00Z11 YR AGO
- Last updated
- 2024-08-06 06:04Z2 YR AGO
- Reserved
- 2015-06-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.1
- Document digest
- 7a02efef20d09148d4211c59f4be9c892707bb1d9bed3c342e0731e73c71659b
05 Affected products
06 References
- support.citrix.comhttps://support.citrix.com/article/CTX206006
- www.debian.orgDSA-3286http://www.debian.org/security/2015/dsa-3286
- www.securityfocus.com75141http://www.securityfocus.com/bid/75141
- lists.opensuse.orgSUSE-SU-2015:1157http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html
- support.citrix.comhttp://support.citrix.com/article/CTX201145
- lists.opensuse.orgSUSE-SU-2015:1045http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html
- xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-134.html
- security.gentoo.orgGLSA-201604-03https://security.gentoo.org/glsa/201604-03
- www.securitytracker.com1032568http://www.securitytracker.com/id/1032568
- lists.opensuse.orgSUSE-SU-2015:1042http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html
07 Fixed in
Debian 12
- xen Fixed in 4.6.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xen Fixed in 4.6.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xen Fixed in 4.6.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- xen Fixed in 4.4.2-0ubuntu0.14.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. 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.