CVE-2013-6400
medium
CVSS v3
—
CVSS v2
6.8
VIR risk
6.8
Description
Xen 4.2.x and 4.3.x, when using Intel VT-d and a PCI device has been assigned, does not clear the flag that suppresses IOMMU TLB flushes when unspecified errors occur, which causes the TLB entries to not be flushed and allows local guest administrators to cause a denial of service (host crash) or gain privileges via unspecified vectors.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2013-6400
Vendor advisory: secalert@redhat.com — http://secunia.com/advisories/55932
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.4.0-1 |
| debian | bullseye | fixed | 4.4.0-1 |
| debian | forky | fixed | 4.4.0-1 |
| debian | sid | fixed | 4.4.0-1 |
| debian | trixie | fixed | 4.4.0-1 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-December/125081.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-December/125111.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
- http://lists.xen.org/archives/html/xen-announce/2013-12/msg00002.html
- http://secunia.com/advisories/55932
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/12/10/7
- http://www.securitytracker.com/id/1029468
- https://security-tracker.debian.org/tracker/CVE-2013-6400
CWEs
CWE-264
Verify integrity in audit chain (admin only). AS-IS.