CVE-2012-0841

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-12-21 · updated 2026-06-16
Weakness: CWE-399

Description

libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data.

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)
xmlsoft libxml2: through 2.7.8; 1.7.0, 1.7.1, 1.7.2, 1.7.3, 1.7.4, 1.8.0 (+117)

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=660846
http://git.gnome.org/browse/libxml2/commit/?id=8973d58b7498fa5100a876815476b81fd1a2412a
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/2013-11/msg00002.html
http://rhn.redhat.com/errata/RHSA-2012-0324.html
http://rhn.redhat.com/errata/RHSA-2013-0217.html
http://secunia.com/advisories/54886
http://secunia.com/advisories/55568
http://securitytracker.com/id?1026723
http://support.apple.com/kb/HT5934
http://support.apple.com/kb/HT6001

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