Buffer overflow vulnerability in pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted palette-based PNG image.

CVE-2011-0408 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:P

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.

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