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.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2009-03-02T20:00:00

Updated: 2017-08-16T14:57:01

Reserved: 2009-03-02T00:00:00


Link: CVE-2009-0749

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2009-03-02T20:30:00.217

Modified: 2024-02-02T16:03:23.150


Link: CVE-2009-0749

JSON object: View

cve-icon Redhat Information

No data.

CWE