Is CVE-2023-35992 in the CISA KEV catalog?

No. CVE-2023-35992 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-35992?

CVE-2023-35992 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2023-35992?

CVE-2023-35992 has an EPSS score of 0.38% (30th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-35992?

Upgrade gtkwave on debian 11 to 3.3.104+really3.3.118-0+deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2023-35992

HIGH

7.0

CVSS v3

NVD

Description

An integer overflow vulnerability exists in the FST fstReaderIterBlocks2 vesc allocation functionality of GTKWave 3.3.115, when compiled as a 32-bit binary. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger this vulnerability.

CWE-190Integer Overflow

How to fix

Remediation Available

gtkwaveDebian

Fixed in:3.3.104+really3.3.118-0+deb11u1CVE-2023-35992

Fixed in:3.3.118-0.1~deb12u1CVE-2023-35992

Fixed in:3.3.118-0.1CVE-2023-35992

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.38%probability of exploitation in 30 days

30thpercentile

Low risk: more likely to be exploited than 30% of all known CVEs.

References

Exploit1

talosintelligence.com

Other references2

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-04.