National Cyber-Alert System

Vulnerability Summary for CVE-2009-2042

Overview

libpng before 1.2.37 does not properly parse 1-bit interlaced images with width values that are not divisible by 8, which causes libpng to include uninitialized bits in certain rows of a PNG file and might allow remote attackers to read portions of sensitive memory via "out-of-bounds pixels" in the file.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: VUPEN

Name: ADV-2009-1510

Type: Advisory; Patch Information

Hyperlink:http://www.vupen.com/english/advisories/2009/1510

External Source: BID

Name: 35233

Type: Patch Information

Hyperlink:http://www.securityfocus.com/bid/35233

External Source: CONFIRM

Name: http://www.libpng.org/pub/png/libpng.html

Type: Advisory; Patch Information

Hyperlink:http://www.libpng.org/pub/png/libpng.html

External Source: FEDORA

Name: FEDORA-2009-6400

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00630.html

External Source: FEDORA

Name: FEDORA-2009-5977

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00218.html

External Source: XF

Name: libpng-interlaced-image-info-disclosure(50966)

Hyperlink:http://xforce.iss.net/xforce/xfdb/50966

External Source: SLACKWARE

Name: SSA:2009-170-01

Hyperlink:http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.551809

External Source: GENTOO

Name: GLSA-200906-01

Hyperlink:http://security.gentoo.org/glsa/glsa-200906-01.xml

External Source: SECUNIA

Name: 35594

Hyperlink:http://secunia.com/advisories/35594

External Source: SECUNIA

Name: 35524

Hyperlink:http://secunia.com/advisories/35524

External Source: SECUNIA

Name: 35470

Hyperlink:http://secunia.com/advisories/35470

External Source: SECUNIA

Name: 35346

Type: Advisory

Hyperlink:http://secunia.com/advisories/35346