CVE-2012-4512

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 11.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-02-08 · updated 2026-06-16
Weakness: CWE-843

Description

The CSS parser (khtml/css/cssparser.cpp) in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via a crafted font face source, related to "type confusion."

Affected products

Kde: 4.7.3
Red Hat Enterprise Linux: 6.0
RedHat Enterprise Linux Desktop: 6.0
RedHat Enterprise Linux Server Eus: 6.3
RedHat Enterprise Linux Workstation: 6.0

References

http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
http://em386.blogspot.com/2010/12/webkit-css-type-confusion.html
http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=a872c8a969a8bd3706253d6ba24088e4f07f3352
http://rhn.redhat.com/errata/RHSA-2012-1416.html
http://rhn.redhat.com/errata/RHSA-2012-1418.html
http://secunia.com/advisories/51097
http://secunia.com/advisories/51145
http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
http://www.openwall.com/lists/oss-security/2012/10/11/11
http://www.openwall.com/lists/oss-security/2012/10/30/6
http://www.securitytracker.com/id?1027709
http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html

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