PT-2011-2329 · Libpng · Libpng

Glenn Randers-Pehrson · Published 2011-01-18 · Updated 2017-08-17 · CVE-2011-0408

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions libpng versions 1.5.x before 1.5.1

Description The issue allows remote attackers to cause a denial of service or possibly execute arbitrary code via a crafted palette-based PNG image. This is related to the png do expand palette function, the png do rgb to gray function, and an integer underflow.

Recommendations For libpng versions 1.5.x before 1.5.1, update to version 1.5.1 or later to resolve the issue. As a temporary workaround, consider avoiding the use of palette-based PNG images until the update is applied.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2011-0408

Affected Products

Libpng

References · 10

• http://secunia.com/advisories/42863 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-0408 · Security Note
• http://vupen.com/english/advisories/2011/0080 · Vendor Advisory
• http://kb.cert.org/vuls/id/643140 · Note
• ftp://ftp.simplesystems.org/pub/png-group/src/libpng-1.5.1beta01-1.5.0-diff.txt · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/64637 · Note
• http://sourceforge.net/mailarchive/forum.php?thread_name=002b01cbb0e2%24ae636c80%240b2a4580%24%40acm.org&forum_name=png-mng-implement · Note
• http://securitytracker.com/id?1024955 · Note
• http://osvdb.org/70417 · Note
• ftp://ftp.simplesystems.org/pub/png-group/src/libpng-1.5.1beta01-README.txt · Note