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Vulnerability record · CVE-2012-4512 · published 8 February 2020

CVE-2012-4512: Kde type confusion vulnerability

Kde · Kde

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."

8.8 CVSS 3.1 High EPSS 12% · top 4.1% CWE-843 · Type confusion
8.8CVSS 3.1 base score, v2 6.8
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
22References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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."

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html Broken LinkThird Party Advisory
http://em386.blogspot.com/2010/12/webkit-css-type-confusion.html ExploitThird Party Advisory
http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=a872c8a969a8bd3706253d6ba24088e4f07f3352 Broken LinkVendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1416.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1418.html Third Party Advisory
http://secunia.com/advisories/51097 Not ApplicableThird Party Advisory
http://secunia.com/advisories/51145 Not ApplicableThird Party Advisory
http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/11/11 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/30/6 Mailing ListThird Party Advisory
http://www.securitytracker.com/id?1027709 Third Party AdvisoryVDB Entry
http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html Broken LinkThird Party Advisory
http://em386.blogspot.com/2010/12/webkit-css-type-confusion.html ExploitThird Party Advisory
http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=a872c8a969a8bd3706253d6ba24088e4f07f3352 Broken LinkVendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1416.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1418.html Third Party Advisory
http://secunia.com/advisories/51097 Not ApplicableThird Party Advisory
http://secunia.com/advisories/51145 Not ApplicableThird Party Advisory
http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/11/11 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/30/6 Mailing ListThird Party Advisory
http://www.securitytracker.com/id?1027709 Third Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2012-4512), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.