CVE-2023-35956 (published 2024-01-08T14:47:59.620Z)
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`.
Affected products: Vendor: GTKWave
Product: GTKWave
Versions: 3.3.115