SB2011062903 - Fedora EPEL 6 update for mingw32-libpng

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Main Vulnerability Database SB2011062903

SB2011062903 - Fedora EPEL 6 update for mingw32-libpng

Published: June 29, 2011 Updated: April 24, 2025

Security Bulletin ID SB2011062903
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2011-2501)

The vulnerability allows remote attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data. NOTE: this vulnerability exists because of a CVE-2004-0421 regression.


2) Out-of-bounds read (CVE-ID: CVE-2004-0421)

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PNG file, trick the victim into opening it, trigger an out-of-bounds read error and crash the application.


Remediation

Install update from vendor's website.

References