FreeBSD : png -- libpng decompression denial of service (4fb5d2cd-4c77-11df-83fb-0015587e2cc1)

This script is Copyright (C) 2010-2014 Tenable Network Security, Inc.

Synopsis :

The remote FreeBSD host is missing a security-related update.

Description :

A vulnerability in libpng can result in denial of service conditions
when a remote attacker tricks a victim to open a specially crafted PNG

The PNG project describes the problem in an advisory :

Because of the efficient compression method used in Portable Network
Graphics (PNG) files, a small PNG file can expand tremendously, acting
as a 'decompression bomb'.

Malformed PNG chunks can consume a large amount of CPU and wall-clock
time and large amounts of memory, up to all memory available on a

See also :

Solution :

Update the affected package.

Risk factor :

High / CVSS Base Score : 7.8
CVSS Temporal Score : 5.8
Public Exploit Available : false

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 45584 (freebsd_pkg_4fb5d2cd4c7711df83fb0015587e2cc1.nasl)

Bugtraq ID: 38478

CVE ID: CVE-2010-0205

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