CVE-2013-1796

Published: Mar 22, 2013Modified: Apr 29, 2026

6.8

Vector

AV:A/AC:H/Au:N/C:C/I:C/A:C

Exploitability: 3.2 / Impact: 10.0

Source: NVD

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.

Affected (5)

Products: Linux: Linux Kernel

1 product

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 3.8.4
Linux Linux Kernel	Version 3.8.0
Linux Linux Kernel	Version 3.8.1
Linux Linux Kernel	Version 3.8.2
Linux Linux Kernel	Version 3.8.3

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (38)

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c300aa64ddf57d9c5d9c898a64b36877345dd4a9

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0727.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0744.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0746.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0928.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-1026.html

Source: secalert@redhat.com

http://www.mandriva.com/security/advisories?name=MDVSA-2013:176

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2013/03/20/9

Source: secalert@redhat.com

http://www.securityfocus.com/bid/58607

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1805-1

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1808-1

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1809-1

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1812-1

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1813-1

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=917012

Source: secalert@redhat.com

https://github.com/torvalds/linux/commit/c300aa64ddf57d9c5d9c898a64b36877345dd4a9

Source: secalert@redhat.com

Patch

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c300aa64ddf57d9c5d9c898a64b36877345dd4a9

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2013-0727.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2013-0744.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2013-0746.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2013-0928.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2013-1026.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.mandriva.com/security/advisories?name=MDVSA-2013:176

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2013/03/20/9

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securityfocus.com/bid/58607

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1805-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1808-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1809-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1812-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1813-1

Source: af854a3a-2127-422b-91ae-364da2661108

https://bugzilla.redhat.com/show_bug.cgi?id=917012

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/torvalds/linux/commit/c300aa64ddf57d9c5d9c898a64b36877345dd4a9

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

Timeline

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