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Overview

Vulnerability Score 2.7 2.7
CVE Id CVE-2012-2625
Last Modified 05 May 2014 01:10:46
Published 31 Oct 2012 12:55:02
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector ADJACENT_NETWORK
Access Complexity LOW
Authentication SINGLE_INSTANCE

CVE-2012-2625

Summary

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image.

Vulnerable Systems

Operating System

  • Xen 25588

  • Xen 4.1.0

  • Xen 4.1.1

  • Xen 4.1.2

  • Xen 4.1.3

  • Xen 4.2.0


References

CONFIRM - http://xenbits.xensource.com/hg/xen-unstable.hg/rev/60f09d1ab1fe

MLIST - [oss-security] 20121026 Xen Security Advisory 25 (CVE-2012-4544) - Xen domain builder Out-of-memory due to malicious kernel/ramdisk

SECUNIA - 49184

REDHAT - RHSA-2012:1130

MISC - http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1817

SECTRACK - 1027090

BID - 53650

SUSE - openSUSE-SU-2012:1174

SUSE - openSUSE-SU-2012:1172

SUSE - openSUSE-SU-2012:1572

SUSE - SUSE-SU-2012:1135

SUSE - SUSE-SU-2012:1044

SUSE - SUSE-SU-2012:1043

SECUNIA - 51413

SUSE - openSUSE-SU-2012:1573

Related Patches

Red Hat 2012:1130-01 RHSA Moderate: xen security update for RHEL 5 x86

Red Hat 2012:1130-01 RHSA Moderate: xen security update for RHEL 5 x86_64

Novell SUSE 2012:6640 xen-201208 security update for SLE 11 SP2 x86_64

Novell SUSE 2012:6653 xen-201208 security update for SLE 11 SP1 i586

Novell SUSE 2012:6653 xen-201208 security update for SLE 11 SP1 x86_64

Novell SUSE 2012:8268 xen-201209 security update for SLE 10 SP4 i586

Novell SUSE 2012:8268 xen-201209 security update for SLE 10 SP4 x86_64


Last Updated: 27 May 2016 10:49:48