CVE-2023-36747

high

Description

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the handling of `len` in `fstWritex` when `beg_time` does not match the start of the time table.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793

https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html

Details

Source: Mitre, NVD

Published: 2024-01-08

Updated: 2024-04-09

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High