CVE-2009-0040

The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.

Score: CVSS 2.0 6.8 Medium
Status: Modified - secalert@redhat.com
Published: 2009-02-22
Last modified: 2024-08-07
Weaknesses: CWE-824

Affected products

References

http://downloads.sourceforge.net/libpng/libpng-1.2.34-ADVISORY.txt
http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html
http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00009.html
http://lists.vmware.com/pipermail/security-announce/2009/000062.html
http://secunia.com/advisories/33970
http://secunia.com/advisories/33976
http://secunia.com/advisories/34137
http://secunia.com/advisories/34140
http://secunia.com/advisories/34143
http://secunia.com/advisories/34145
http://secunia.com/advisories/34152
http://secunia.com/advisories/34210
http://secunia.com/advisories/34265
http://secunia.com/advisories/34272
http://secunia.com/advisories/34320
http://secunia.com/advisories/34324
http://secunia.com/advisories/34388
http://secunia.com/advisories/34462
http://secunia.com/advisories/34464
http://secunia.com/advisories/35074
http://secunia.com/advisories/35258
http://secunia.com/advisories/35302
http://secunia.com/advisories/35379
http://secunia.com/advisories/35386