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MEDIUM

libpng arbitrary free() flaw

Published Feb 22, 2009

Description

The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.

Affected products

Remediation

No remediation recorded yet.

Metrics

Weaknesses (1)

References (86)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Feb 22, 2009
Updated Aug 7, 2024
Reserved Dec 15, 2008
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Moderate
Public date Feb 19, 2009