CVE-2012-5134

MEDIUM

Description

Heap-based buffer underflow in the xmlParseAttValueComplex function in parser.c in libxml2 2.9.0 and earlier, as used in Google Chrome before 23.0.1271.91 and other products, allows remote attackers to cause a denial of service or possibly execute arbitrary code via crafted entities in an XML document.

References

http://git.gnome.org/browse/libxml2/commit/?id=6a36fbe3b3e001a8a840b5c1fdd81cefc9947f0d

http://googlechromereleases.blogspot.com/2012/11/stable-channel-update.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/2012-12/msg00004.html

http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00023.html

http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00002.html

http://rhn.redhat.com/errata/RHSA-2012-1512.html

http://rhn.redhat.com/errata/RHSA-2013-0217.html

http://secunia.com/advisories/51448

http://secunia.com/advisories/54886

http://secunia.com/advisories/55568

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

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

http://www.debian.org/security/2012/dsa-2580

http://www.mandriva.com/security/advisories?name=MDVSA-2013:056

http://www.securityfocus.com/bid/56684

http://www.securitytracker.com/id?1027815

http://www.ubuntu.com/usn/USN-1656-1

https://bugzilla.redhat.com/show_bug.cgi?id=880466

https://code.google.com/p/chromium/issues/detail?id=158249

https://exchange.xforce.ibmcloud.com/vulnerabilities/80294

Details

Source: MITRE

Published: 2012-11-28

Updated: 2017-08-29

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 6.8

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

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM