OSV-2020-1306 Use-of-uninitialized-value in TIFFYCbCrtoRGB

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16602 Crash type: Use-of-uninitialized-value Crash state: TIFFYCbCrtoRGB putcontig8bitYCbCr42tile gtTileContig...

OSV-2020-1232 Use-of-uninitialized-value in TIFFYCbCrtoRGB

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16844 Crash type: Use-of-uninitialized-value Crash state: TIFFYCbCrtoRGB putcontig8bitYCbCr22tile gtTileContig...

leptonica/pix_rotate_shear_fuzzer: Use-of-uninitialized-value in TIFFYCbCrtoRGB

Project: https://github.com/DanBloomberg/leptonica.git Detailed report: https://oss-fuzz.com/testcase?key=5645291706908672 Project: leptonica Fuzzer: libFuzzerleptonicapixrotateshearfuzzer Fuzz target binary: pixrotateshearfuzzer Job Type: libfuzzermsanleptonica Platform Id: linux Crash Type:...

leptonica/pix_rotate_shear_fuzzer: Use-of-uninitialized-value in TIFFYCbCrtoRGB

Project: https://github.com/DanBloomberg/leptonica.git Detailed report: https://oss-fuzz.com/testcase?key=5674093799538688 Project: leptonica Fuzzer: libFuzzerleptonicapixrotateshearfuzzer Fuzz target binary: pixrotateshearfuzzer Job Type: libfuzzermsanleptonica Platform Id: linux Crash Type:...

graphicsmagick/coder_TIFF_fuzzer: Use-of-uninitialized-value in TIFFYCbCrtoRGB

Project: http://hg.code.sf.net/p/graphicsmagick/code Detailed report: https://oss-fuzz.com/testcase?key=5640694644867072 Project: graphicsmagick Fuzzer: libFuzzergraphicsmagickcoderTIFFfuzzer Fuzz target binary: coderTIFFfuzzer Job Type: libfuzzermsangraphicsmagick Platform Id: linux Crash Type:...

Input validation

The TIFFYCbCrtoRGB function in LibTIFF 3.9.0 and 3.9.2, as used in ImageMagick, does not properly handle invalid ReferenceBlackWhite values, which allows remote attackers to cause a denial of service application crash via a crafted TIFF image that triggers an array index error, related to...