Unscored severity · published Nov 28, 2012
CVE-2012-5134
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,…
–
CVSS
4.4%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)4.4% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
through 23.0.1271.89; 23.0.1271.0; 23.0.1271.1; 23.0.1271.2; 23.0.1271.3; 23.0.1271.4; +34 more · source: NVD
IO
iOS · Apple
through 6.1.4; 1.0.0; 1.0.1; 1.0.2; 1.1.0; 1.1.1; +34 more · source: NVD
LI
Libxml2 · Xmlsoft
through 2.9.0; 1.7.0; 1.7.1; 1.7.2; 1.7.3; 1.7.4; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-5134
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-5134
git.gnome.org
http://git.gnome.org/browse/libxml2/commit/?id=6a36fbe3b3e001a8a840b5c1fdd81cefc9947f0d
googlechromereleases.blogspot.com
http://googlechromereleases.blogspot.com/2012/11/stable-channel-update.html
lists.apple.com
http://lists.apple.com/archives/security-announce/2013/Oct/msg00009.html
lists.apple.com
http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00004.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00023.html
More from iOS
10.0
CVE-2025-43300
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24085
Apple Multiple Products Use-After-Free Vulnerability
9.8
CVE-2025-31200
Apple Multiple Products Memory Corruption Vulnerability
9.8
CVE-2025-31201
Apple Multiple Products Arbitrary Read and Write Vulnerability