libtiff vulnerabilities (OSS-Fuzz)

2 vulnerabilities.

• libtiff OSS-Fuzz Use-of-uninitialized-value in TIFFYCbCrtoRGB OSV-2020-1306 Fix available No scoreJuly 22, 2020
• libtiff OSS-Fuzz Use-of-uninitialized-value in TIFFYCbCrtoRGB OSV-2020-1232 Fix available No scoreJuly 22, 2020