Upstream information

CVE-2009-0749 at MITRE

Description

Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having critical severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 9.3
Vector AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
SUSE Bugzilla entries: 479067 [RESOLVED / FIXED], 505103 [RESOLVED / FIXED]

SUSE Security Advisories:


SUSE Timeline for this CVE

CVE page created: Fri Jun 28 03:40:24 2013
CVE page last modified: Fri Dec 8 16:31:11 2023