CVE-2011-2691

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Stack overflow

Off-by-one error in the pngformattedwarning function in pngerror.c in libpng 1.5.4 through 1.5.7 might allow remote attackers to cause a denial of service application crash and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow...

CVE-2011-3464

Off-by-one error in the pngformattedwarning function in pngerror.c in libpng 1.5.4 through 1.5.7 might allow remote attackers to cause a denial of service application crash and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow...