CVE-2013-1918

Published: May 13, 2013Modified: Apr 29, 2026

4.7

Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Exploitability: 3.4 / Impact: 6.9

Source: NVD

Description

Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and earlier are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal."

Affected (9)

Products: Xen: Xen

Xen

1 product

Xen

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
Xen Xen	Version 4.1.0
Xen Xen	Version 4.1.1
Xen Xen	Version 4.1.2
Xen Xen	Version 4.1.3
Xen Xen	Version 4.1.4
Xen Xen	Version 4.1.5

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Xen Xen	Version 4.2.0
Xen Xen	Version 4.2.1
Xen Xen	Version 4.2.2

Related CWEs

CWE-119

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 (16)

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105533.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html

Source: secalert@redhat.com

http://secunia.com/advisories/53187

Source: secalert@redhat.com

Vendor Advisory

http://secunia.com/advisories/55082

Source: secalert@redhat.com

http://security.gentoo.org/glsa/glsa-201309-24.xml

Source: secalert@redhat.com

http://www.debian.org/security/2013/dsa-2666

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2013/05/02/8

Source: secalert@redhat.com

http://www.securityfocus.com/bid/59615

Source: secalert@redhat.com

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105533.html