CVE-2012-2870

MEDIUM

Description

libxslt 1.1.26 and earlier, as used in Google Chrome before 21.0.1180.89, does not properly manage memory, which might allow remote attackers to cause a denial of service (application crash) via a crafted XSLT expression that is not properly identified during XPath navigation, related to (1) the xsltCompileLocationPathPattern function in libxslt/pattern.c and (2) the xsltGenerateIdFunction function in libxslt/functions.c.

References

http://code.google.com/p/chromium/issues/detail?id=138672

http://code.google.com/p/chromium/issues/detail?id=140368

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/libxslt/libxslt/functions.c?r1=75684&r2=149998

http://src.chromium.org/viewvc/chrome/trunk/src/third_party/libxslt/libxslt/functions.c?view=log

http://src.chromium.org/viewvc/chrome/trunk/src/third_party/libxslt/libxslt/pattern.c?r1=118654&r2=150123

http://src.chromium.org/viewvc/chrome/trunk/src/third_party/libxslt/libxslt/pattern.c?view=log

http://support.apple.com/kb/HT5934

http://support.apple.com/kb/HT6001

http://www.debian.org/security/2012/dsa-2555

http://www.mandriva.com/security/advisories?name=MDVSA-2012:164

https://chromiumcodereview.appspot.com/10823168

https://chromiumcodereview.appspot.com/10830177

Details

Source: MITRE

Published: 2012-08-31

Updated: 2014-01-28

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM