Description
Multiple integer overflow vulnerabilities exist in the VZT vzt_rd_block_vch_decode dict parsing functionality of GTKWave 3.3.115. A specially crafted .vzt file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the integer overflow when num_time_ticks is not zero.
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1815
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1815
Scores
CVSS v3
7.0
EPSS
0.0036
EPSS Percentile
28.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-190
Status
published
Products (1)
tonybybell/gtkwave
3.3.115
Published
Jan 08, 2024
Tracked Since
Feb 18, 2026