NULL Pointer Dereference and Application Crash in libpng's png_do_expand_palette Function

NULL Pointer Dereference and Application Crash in libpng's png_do_expand_palette Function

CVE-2013-6954 · MEDIUM Severity

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

The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.

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