PT-2024-12544 · Gtkwave · Gtkwave

Claudio Bozzato · Published 2024-01-08 · Updated 2024-04-09 · CVE-2023-35996

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GTKWave version 3.3.115

Description The issue is related to improper array index validation in the fstReaderIterBlocks2 tdelta functionality. A specially crafted .fst file can lead to arbitrary code execution when opened by a victim. The vulnerability specifically concerns the tdelta indexing when the signal lens is 0.

Recommendations For GTKWave version 3.3.115, consider avoiding the use of .fst files from untrusted sources until a fix is available. As a temporary workaround, restrict the opening of .fst files to minimize the risk of exploitation.

Exploit

Fix

Improper Validation of Array Index

Weakness Enumeration

CWE-129

Related Identifiers

CVE-2023-35996

DLA-3785-1

DSA-5653-1

Affected Products

Gtkwave

References · 11

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1791 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-35996 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-5653-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-35996 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-35996 · Security Note
• https://ubuntu.com/security/CVE-2023-35996 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3785-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-35996 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-35996 · Security Note
• https://osv.dev/vulnerability/CVE-2023-35996 · Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html · Note