CVE-2011-0408: Libpng

Medium severity, CVSS 6.8. EPSS: 5.6% chance of exploitation in the next 30 days.

pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow. NOTE: some of these details are obtained from third party information.

Affected products

• Libpng Libpng: version 1.5.0 only

Published 2011-01-18. Last modified 2026-06-16.