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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-35955
HistoryJan 08, 2024 - 3:15 p.m.

CVE-2023-35955

2024-01-0815:15:10
Debian Security Bug Tracker
security-tracker.debian.org
12
cve-2023-35955
heap-based buffer overflow
gtkwave 3.3.115
arbitrary code execution
fstreaderiterblocks2
vcdata parsing
lz4_decompress_safe_partial
unix

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.1

Confidence

Low

EPSS

0.001

Percentile

23.9%

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing 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 decompression function LZ4_decompress_safe_partial.

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.1

Confidence

Low

EPSS

0.001

Percentile

23.9%