Description
The png_handle_cHRM function in pngrutil.c in libpng 1.5.4, when color-correction support is enabled, allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a malformed PNG image containing a cHRM chunk associated with a certain zero value.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://libpng.org/pub/png/libpng.html ↗
- http://sourceforge.net/tracker/index.php?func=detail&aid=3406145&group_id=5624&atid=105624 ↗
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html ↗
- http://support.apple.com/kb/HT5503 ↗
- http://support.apple.com/kb/HT5130 ↗
- http://www.kb.cert.org/vuls/id/477046 ↗
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=740864 ↗
- http://support.apple.com/kb/HT5281 ↗
- http://lists.apple.com/archives/security-announce/2012/May/msg00001.html ↗