National Cyber Awareness System

Vulnerability Summary for CVE-2011-2692

Overview

The png_handle_sCAL function in pngrutil.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 does not properly handle invalid sCAL chunks, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact via a crafted PNG image that triggers the reading of uninitialized memory.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Vulnerability Note: VU#819894

Name: VU#819894

Hyperlink:http://www.kb.cert.org/vuls/id/819894

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=720612

Type: Patch Information

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=720612

External Source: MLIST

Name: [oss-security] 20110713 Security issues fixed in libpng 1.5.4

Type: Patch Information

Hyperlink:http://www.openwall.com/lists/oss-security/2011/07/13/2

External Source: CONFIRM

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

Type: Patch Information

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

External Source: CONFIRM

Name: http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commit;h=61a2d8a2a7b03023e63eae9a3e64607aaaa6d339

Type: Patch Information

Hyperlink:http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commit;h=61a2d8a2a7b03023e63eae9a3e64607aaaa6d339

External Source: XF

Name: libpng-png-file-dos(68536)

Hyperlink:http://xforce.iss.net/xforce/xfdb/68536

External Source: UBUNTU

Name: USN-1175-1

Hyperlink:http://www.ubuntu.com/usn/USN-1175-1

External Source: BID

Name: 48618

Hyperlink:http://www.securityfocus.com/bid/48618

External Source: REDHAT

Name: RHSA-2011:1105

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-1105.html

External Source: REDHAT

Name: RHSA-2011:1104

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-1104.html

External Source: REDHAT

Name: RHSA-2011:1103

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-1103.html

External Source: MANDRIVA

Name: MDVSA-2011:151

Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2011:151

External Source: DEBIAN

Name: DSA-2287

Hyperlink:http://www.debian.org/security/2011/dsa-2287

External Source: CONFIRM

Name: http://support.apple.com/kb/HT5281

Hyperlink:http://support.apple.com/kb/HT5281

External Source: CONFIRM

Name: http://support.apple.com/kb/HT5002

Hyperlink:http://support.apple.com/kb/HT5002

External Source: CONFIRM

Name: http://sourceforge.net/mailarchive/forum.php?thread_name=003101cc2790%24fb5d6e80%24f2184b80%24%40acm.org&forum_name=png-mng-implement

Hyperlink:http://sourceforge.net/mailarchive/forum.php?thread_name=003101cc2790%24fb5d6e80%24f2184b80%24%40acm.org&forum_name=png-mng-implement

External Source: GENTOO

Name: GLSA-201206-15

Hyperlink:http://security.gentoo.org/glsa/glsa-201206-15.xml

External Source: SECUNIA

Name: 49660

Hyperlink:http://secunia.com/advisories/49660

External Source: SECUNIA

Name: 45492

Hyperlink:http://secunia.com/advisories/45492

External Source: SECUNIA

Name: 45461

Hyperlink:http://secunia.com/advisories/45461

External Source: SECUNIA

Name: 45460

Hyperlink:http://secunia.com/advisories/45460

External Source: SECUNIA

Name: 45445

Hyperlink:http://secunia.com/advisories/45445

External Source: SECUNIA

Name: 45415

Hyperlink:http://secunia.com/advisories/45415

External Source: SECUNIA

Name: 45405

Hyperlink:http://secunia.com/advisories/45405

External Source: SECUNIA

Name: 45046

Type: Advisory

Hyperlink:http://secunia.com/advisories/45046

External Source: FEDORA

Name: FEDORA-2011-9336

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html

External Source: APPLE

Name: APPLE-SA-2012-05-09-1

Hyperlink:http://lists.apple.com/archives/security-announce/2012/May/msg00001.html

External Source: APPLE

Name: APPLE-SA-2011-10-12-3

Hyperlink:http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html