Is CVE-2025-43962 in the CISA KEV catalog?

No. CVE-2025-43962 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-43962?

CVE-2025-43962 has a CVSS v3 base score of 2.9 (LOW).

What is the EPSS score for CVE-2025-43962?

CVE-2025-43962 has an EPSS score of 0.37% (29th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-43962?

Upgrade libraw on debian 11 to 0.20.2-1+deb11u2 or later. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2025-43962

LOW

2.9

CVSS v3

NVD

Description

In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

librawDebian

Fixed in:0.20.2-1+deb11u2CVE-2025-43962

Fixed in:0.20.2-2.1+deb12u1CVE-2025-43962

Fixed in:0.21.4-1CVE-2025-43962

librawUbuntu

Fixed in:0.17.1-1ubuntu0.5+esm1USN-7485-1

Fixed in:0.18.8-1ubuntu0.4+esm1USN-7485-1

Fixed in:0.19.5-1ubuntu1.4USN-7485-1

Fixed in:0.20.2-2ubuntu2.22.04.2USN-7485-1

Fixed in:0.21.2-2.1ubuntu0.24.04.1USN-7485-1

libraw-binUbuntu

Fixed in:0.17.1-1ubuntu0.5+esm1USN-7485-1

Fixed in:0.18.8-1ubuntu0.4+esm1USN-7485-1

Fixed in:0.19.5-1ubuntu1.4USN-7485-1

Fixed in:0.20.2-2ubuntu2.22.04.2USN-7485-1

Fixed in:0.21.2-2.1ubuntu0.24.04.1USN-7485-1

libraw15Ubuntu

Fixed in:0.17.1-1ubuntu0.5+esm1USN-7485-1

libraw16Ubuntu

Fixed in:0.18.8-1ubuntu0.4+esm1USN-7485-1

libraw19Ubuntu

Fixed in:0.19.5-1ubuntu1.4USN-7485-1

libraw20Ubuntu

Fixed in:0.20.2-2ubuntu2.22.04.2USN-7485-1

libraw23t64Ubuntu

Fixed in:0.21.2-2.1ubuntu0.24.04.1USN-7485-1

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.37%probability of exploitation in 30 days

29thpercentile

Low risk: more likely to be exploited than 29% of all known CVEs.

References

Patch2

Release Notes1

libraw.org

Other references1

lists.debian.org

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

Embed a live status badge for CVE-2025-43962

Markdown

[![CVE-2025-43962](https://tridentstack.com/cve/badge/CVE-2025-43962.svg)](https://tridentstack.com/cve/CVE-2025-43962)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-43962"><img src="https://tridentstack.com/cve/badge/CVE-2025-43962.svg" alt="CVE-2025-43962"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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 2025-11-03.