CVE-2015-5307
MEDIUM severity · CVSS 4.9 · CWE-399
4.9CVSS MEDIUM
Summary
The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a denial of service (host OS panic or hang) by triggering many #AC (aka Alignment Check) exceptions, related to svm.c and vmx.c.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)1%
AV:L/AC:L/Au:N/C:N/I:N/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54a20552e1eae07aa240fa370a0293e006b5faedAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.htmlAdvisory