Description
Race condition in the __kvm_migrate_pit_timer function in arch/x86/kvm/i8254.c in the KVM subsystem in the Linux kernel through 3.17.2 allows guest OS users to cause a denial of service (host OS crash) by leveraging incorrect PIT emulation.
Metrics
CVSS 3.1 4.7/10
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2febc839133280d5a5e8e1179c94ea674489dae2
- http://rhn.redhat.com/errata/RHSA-2015-0126.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0284.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0869.htmlThird Party Advisory
- http://www.debian.org/security/2014/dsa-3060Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/24/9Mailing List, Patch, Third Party Advisory
- http://www.ubuntu.com/usn/USN-2394-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2417-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2418-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2491-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1144878Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/2febc839133280d5a5e8e1179c94ea674489dae2Patch, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2febc839133280d5a5e8e1179c94ea674489dae2
- http://rhn.redhat.com/errata/RHSA-2015-0126.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0284.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0869.htmlThird Party Advisory
- http://www.debian.org/security/2014/dsa-3060Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/24/9Mailing List, Patch, Third Party Advisory
- http://www.ubuntu.com/usn/USN-2394-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2417-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2418-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2491-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1144878Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/2febc839133280d5a5e8e1179c94ea674489dae2Patch, Third Party Advisory
Timeline
- Published
- Nov 10, 2014
- Last modified
- Jun 17, 2026
- NVD status
- Modified