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`.
Metrics
Affected Vendors & Products
References
History
Tue, 04 Nov 2025 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Tue, 17 Jun 2025 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Status: PUBLISHED
Assigner: talos
Published: 2024-01-08T14:47:59.620Z
Updated: 2025-11-04T18:14:52.378Z
Reserved: 2023-06-20T18:27:13.647Z
Link: CVE-2023-35956
Updated: 2025-11-04T18:14:52.378Z
Status : Modified
Published: 2024-01-08T15:15:10.620
Modified: 2025-11-04T19:15:44.057
Link: CVE-2023-35956
No data.