CVE-2012-2871

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-31 · updated 2026-06-16

Description

libxml2 2.9.0-rc1 and earlier, as used in Google Chrome before 21.0.1180.89, does not properly support a cast of an unspecified variable during handling of XSL transforms, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document, related to the _xmlNs data structure in include/libxml/tree.h.

Affected products

Apple Iphone Os: through 6.1.4; 1.0.0, 1.0.1, 1.0.2, 1.1.0, 1.1.1, 1.1.2 (+41)
Google Chrome: through 21.0.1180.88; 21.0.1180.0, 21.0.1180.1, 21.0.1180.2, 21.0.1180.31, 21.0.1180.32, 21.0.1180.33 (+45)
xmlsoft libxml2: through 2.9.0

References

http://code.google.com/p/chromium/issues/detail?id=138673
http://googlechromereleases.blogspot.com/2012/08/stable-channel-update_30.html
http://lists.apple.com/archives/security-announce/2013/Oct/msg00009.html
http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00030.html
http://secunia.com/advisories/50838
http://secunia.com/advisories/54886
http://src.chromium.org/viewvc/chrome/trunk/src/third_party/libxml/src/include/libxml/tree.h?r1=56276&r2=149930
http://src.chromium.org/viewvc/chrome/trunk/src/third_party/libxml/src/include/libxml/tree.h?view=log
http://support.apple.com/kb/HT5934
http://support.apple.com/kb/HT6001
http://www.debian.org/security/2012/dsa-2555

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