[ GLSA 200510-18 ] Netpbm: Buffer overflow in pnmtopng

[GLSA]

Gentoo Linux Security Advisory

Title: Netpbm: Buffer overflow in pnmtopng (GLSA 200510-18)
Severity: normal
Exploitable: remote
Date: October 20, 2005
Updated: May 28, 2009
Bug(s): #109705
ID: 200510-18

Synopsis

The pnmtopng utility, part of the Netpbm tools, contains a vulnerability which can potentially result in the execution of arbitrary code.

Background

Netpbm is a package of 220 graphics programs and a programming library, including pnmtopng, a tool to convert PNM image files to the PNG format.

Affected Packages

Package: media-libs/netpbm
Vulnerable: < 10.29
Unaffected: >= 10.29
Unaffected: >= 10.26.32 < 10.26.33
Unaffected: >= 10.26.33 < 10.26.34
Unaffected: >= 10.26.42 < 10.26.43
Unaffected: >= 10.26.43 < 10.26.44
Unaffected: >= 10.26.44 < 10.26.45
Unaffected: >= 10.26.48 < 10.26.49
Unaffected: >= 10.26.49 < 10.26.50
Unaffected: >= 10.26.52 < 10.26.53
Unaffected: >= 10.26.53 < 10.26.54
Unaffected: >= 10.26.59 < 10.26.60
Unaffected: >= 10.26.61 < 10.26.62
Architectures: All supported architectures


Description

RedHat reported that pnmtopng is vulnerable to a buffer overflow.

Impact

An attacker could craft a malicious PNM file and entice a user to run pnmtopng on it, potentially resulting in the execution of arbitrary code with the permissions of the user running pnmtopng.

Workaround

There is no known workaround at this time.

Resolution

All Netpbm users should upgrade to the latest version: