Vulnerability CVE-2012-4513
Published: 2012-11-11

Description:
khtml/imload/scaledimageplane.h in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via large canvas dimensions, which leads to an unexpected sign extension and a heap-based buffer over-read.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.4/10
4.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
Partial
Affected software
KDE -> KDE 

 References:
http://www.securitytracker.com/id?1027709
http://www.openwall.com/lists/oss-security/2012/10/30/6
http://www.openwall.com/lists/oss-security/2012/10/11/11
http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
http://secunia.com/advisories/51145
http://secunia.com/advisories/51097
http://rhn.redhat.com/errata/RHSA-2012-1418.html
http://rhn.redhat.com/errata/RHSA-2012-1416.html
http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=1f8b1b034ccf1713a5d123a4c327290f86d17d53
http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
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