[ GLSA 200805-10 ] Pngcrush: User-assisted execution of arbitrary code

[GLSA]

Gentoo Linux Security Advisory

Title: Pngcrush: User-assisted execution of arbitrary code (GLSA 200805-10)
Severity: normal
Exploitable: remote
Date: May 11, 2008
Bug(s): #219033
ID: 200805-10

Synopsis

A vulnerability in Pngcrush might result in user-assisted execution of arbitrary code.

Background

Pngcrush is a multi platform optimizer for PNG (Portable Network Graphics) files.

Affected Packages

Package: media-gfx/pngcrush
Vulnerable: < 1.6.4-r1
Unaffected: >= 1.6.4-r1
Architectures: All supported architectures


Description

It has been reported that Pngcrush includes a copy of libpng that is vulnerable to a memory corruption (GLSA 200804-15).

Impact

A remote attacker could entice a user to process a specially crafted PNG image, possibly resulting in the execution of arbitrary code with the privileges of the user running the application, or a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All Pngcrush users should upgrade to the latest version: