CVE-2013-1918

Severity: medium (CVSS 4.7 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-05-13 · updated 2026-06-16
Weakness: CWE-119

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 products

xen: 4.1.0, 4.1.1, 4.1.2, 4.1.3, 4.1.4, 4.1.5 (+3)

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105533.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
http://secunia.com/advisories/53187
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://www.debian.org/security/2013/dsa-2666
http://www.openwall.com/lists/oss-security/2013/05/02/8
http://www.securityfocus.com/bid/59615
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105533.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
http://secunia.com/advisories/53187
http://secunia.com/advisories/55082

Get alerted when CVE-2013-1918 or the next vulnerability affects your stack