CVE-2013-6367

Public Exploit

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.

Category

5.7
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.62%
Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-2135-1 vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html vendor advisory
http://www.ubuntu.com/usn/USN-2138-1 vendor advisory
http://www.ubuntu.com/usn/USN-2113-1 vendor advisory
http://www.ubuntu.com/usn/USN-2141-1 vendor advisory
http://www.openwall.com/lists/oss-security/2013/12/12/12 mailing list
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b963a22e6d1a266a67e9eecc88134713fd54775c
http://www.securityfocus.com/bid/64270 vdb entry
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.54
http://www.ubuntu.com/usn/USN-2110-1 vendor advisory
http://www.ubuntu.com/usn/USN-2129-1 vendor advisory
http://www.ubuntu.com/usn/USN-2136-1 vendor advisory
http://www.ubuntu.com/usn/USN-2128-1 vendor advisory
http://www.ubuntu.com/usn/USN-2139-1 vendor advisory
http://www.ubuntu.com/usn/USN-2117-1 vendor advisory
http://rhn.redhat.com/errata/RHSA-2013-1801.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1032207
http://www.ubuntu.com/usn/USN-2109-1 vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0284.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0163.html vendor advisory
https://github.com/torvalds/linux/commit/b963a22e6d1a266a67e9eecc88134713fd54775c patch exploit
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-6367?
CVE-2013-6367 has been scored as a medium severity vulnerability.
How to fix CVE-2013-6367?
To fix CVE-2013-6367, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-6367 being actively exploited in the wild?
It is possible that CVE-2013-6367 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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