The apic_get_tmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in...
Vulnerability Description
The apic_get_tmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via crafted modifications of the TMICT value.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.ubuntu.com/usn/USN-2135-1
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html
- http://www.ubuntu.com/usn/USN-2138-1
- http://www.ubuntu.com/usn/USN-2113-1
- http://www.ubuntu.com/usn/USN-2141-1
- http://www.openwall.com/lists/oss-security/2013/12/12/12
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b963a22e6d1a266a67e9eecc88134713fd54775c
- http://www.securityfocus.com/bid/64270
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.54
- http://www.ubuntu.com/usn/USN-2110-1
- http://www.ubuntu.com/usn/USN-2129-1
- http://www.ubuntu.com/usn/USN-2136-1
- http://www.ubuntu.com/usn/USN-2128-1
- http://www.ubuntu.com/usn/USN-2139-1
- http://www.ubuntu.com/usn/USN-2117-1
- http://rhn.redhat.com/errata/RHSA-2013-1801.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1032207
- http://www.ubuntu.com/usn/USN-2109-1
- http://rhn.redhat.com/errata/RHSA-2014-0284.html
- http://rhn.redhat.com/errata/RHSA-2014-0163.html
- https://github.com/torvalds/linux/commit/b963a22e6d1a266a67e9eecc88134713fd54775c
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html
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CVSS Vectors
Weaknesses (CWE)
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MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.