Security Advisory

CVE-2023-35956

7.8
HIGH

Vulnerability Description

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functionality of GTKWave 3.3.115. A specially-crafted .fst file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the decompression function `fastlz_decompress`.
Published Date January 8, 2024
Official Source NIST NVD Advisory