CVE-2013-1796
Description
The kvm_set_msr_common function in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 does not ensure a required time_page alignment during an MSR_KVM_SYSTEM_TIME operation, which allows guest OS users to cause a denial of service (buffer overflow and host OS memory corruption) or possibly have unspecified other impact via a crafted application.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 3.2.41-2 |
| debian | bullseye | fixed | 3.2.41-2 |
| debian | forky | fixed | 3.2.41-2 |
| debian | sid | fixed | 3.2.41-2 |
| debian | trixie | fixed | 3.2.41-2 |
| linux-kernel | affected | | |
| linux-kernel | 3.8.0 | affected | |
| linux-kernel | 3.8.1 | affected | |
| linux-kernel | 3.8.2 | affected | |
| linux-kernel | 3.8.3 | affected | |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c300aa64ddf57d9c5d9c898a64b36877345dd4a9
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
- http://rhn.redhat.com/errata/RHSA-2013-0727.html
- http://rhn.redhat.com/errata/RHSA-2013-0744.html
- http://rhn.redhat.com/errata/RHSA-2013-0746.html
- http://rhn.redhat.com/errata/RHSA-2013-0928.html
- http://rhn.redhat.com/errata/RHSA-2013-1026.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
- http://www.openwall.com/lists/oss-security/2013/03/20/9
- http://www.securityfocus.com/bid/58607
- http://www.ubuntu.com/usn/USN-1805-1
- http://www.ubuntu.com/usn/USN-1808-1
- http://www.ubuntu.com/usn/USN-1809-1
- http://www.ubuntu.com/usn/USN-1812-1
- http://www.ubuntu.com/usn/USN-1813-1
- https://bugzilla.redhat.com/show_bug.cgi?id=917012
- https://github.com/torvalds/linux/commit/c300aa64ddf57d9c5d9c898a64b36877345dd4a9
- https://security-tracker.debian.org/tracker/CVE-2013-1796
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.