Heap-based buffer overflow in GTKWave - CVE-2023-35955
Published: January 9, 2024
Vulnerability identifier: #VU85142
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-35955
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the fstReaderIterBlocks2 VCDATA parsing functionality. A remote attacker can trick the victim to open a specially crafted .fst file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Affected software
GTKWave
Debian Linux
Fedora
gtkwave (Debian package)
gtkwave
Debian Linux
Fedora
gtkwave (Debian package)
gtkwave
How to mitigate CVE-2023-35955
Install updates from vendor's website.
GTKWave - update to 3.3.118
gtkwave (Debian package) - addressed in versions 3.3.104+really3.3.118-0+deb11u1, 3.3.118-0.1~deb12u1
gtkwave - addressed in versions 3.3.118-1.el7, 3.3.118-1.el8, 3.3.118-1.el9, 3.3.118-1.fc38, 3.3.118-1.fc39
gtkwave (Debian package) - addressed in versions 3.3.104+really3.3.118-0+deb11u1, 3.3.118-0.1~deb12u1
gtkwave - addressed in versions 3.3.118-1.el7, 3.3.118-1.el8, 3.3.118-1.el9, 3.3.118-1.fc38, 3.3.118-1.fc39