CVE-2023-35996

Public Exploit

Description

Multiple improper array index validation vulnerabilities exist in the fstReaderIterBlocks2 tdelta 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 tdelta indexing when signal_lens is 0.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.05%
Third-Party Advisory talosintelligence.com
Affected: GTKWave GTKWave
Published at:
Updated at:

References

Link Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1791 exploit third party advisory
https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html

Frequently Asked Questions

What is the severity of CVE-2023-35996?
CVE-2023-35996 has been scored as a high severity vulnerability.
How to fix CVE-2023-35996?
To fix CVE-2023-35996, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-35996 being actively exploited in the wild?
It is possible that CVE-2023-35996 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-35996?
CVE-2023-35996 affects GTKWave GTKWave.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.