CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.8. It may lead to a denial-of-service condition.
CVE
CVE-2009-0749
Severity
HIGH
CVSS
7.8
EPSS
1.55%
Original NVD 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.