A security issue affects the following Ubuntu releases:
Ubuntu 4.10 (Warty Warthog)
The following packages are affected:
The problem can be corrected by upgrading the affected package to version
18.104.22.168-7ubuntu1 (libpng12-0 and libpng12-dev) or 1.0.15-6ubuntu1
(libpng10-0 and libpng10-dev). In general, a standard system upgrade is
sufficient to effect the necessary changes.
Several integer overflow vulnerabilities were discovered in the PNG library.
These vulnerabilities could be exploited by an attacker by providing a
specially crafted PNG image which, when processed by the PNG library, could
result in the execution of program code provided by the attacker.
The PNG library is used by a variety of software packages for different
purposes, so the exact nature of the exposure will vary depending on the