CVE-2012-2625

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.

Published Bycve@mitre.org

Published DateOct 31, 2012, 16:55

Weakness Type (CWE):CWE-20

CVSS Metrics

Base Score

2.7

Vector String

AV:A/AC:L/Au:S/C:N/I:N/A:P

Base Severity

Version

2.0

Attack Vector (AV)

Attack Complexity (AC)

Privileges Required (PR)

User Interaction (UI)

Scope (S)

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

PARTIAL

References

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1817
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
http://rhn.redhat.com/errata/RHSA-2012-1130.html
http://secunia.com/advisories/49184
http://secunia.com/advisories/51413
http://www.openwall.com/lists/oss-security/2012/10/26/3
http://www.securityfocus.com/bid/53650
http://www.securitytracker.com/id?1027090
http://xenbits.xensource.com/hg/xen-unstable.hg/rev/60f09d1ab1fe

Weakness Type (CWE):CWE-20

CVSS Metrics

Base Score

2.7

Vector String

AV:A/AC:L/Au:S/C:N/I:N/A:P

Base Severity

Version

2.0

Attack Vector (AV)

Attack Complexity (AC)

Privileges Required (PR)

User Interaction (UI)

Scope (S)

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

PARTIAL