OSV-2020-2107 Heap-buffer-overflow in WelsDec::ParseIntra4x4Mode

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26723 Crash type: Heap-buffer-overflow WRITE 1 Crash state: WelsDec::ParseIntra4x4Mode WelsDec::WelsActualDecodeMbCavlcISlice WelsDec::WelsDecodeMbCavlcISlice...

PT-2020-22108

Name of the Vulnerable Software and Affected Versions Open-source software affected versions not specified Description A heap buffer overflow issue has been identified, which can cause a crash. The crash occurs in the WelsDec::ParseIntra4x4Mode function, specifically when calling...