Is CVE-2025-8851 in the CISA KEV catalog?

No. CVE-2025-8851 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-8851?

CVE-2025-8851 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-8851?

CVE-2025-8851 has an EPSS score of 0.16% (6th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-8851?

Upgrade tiff on debian 13 to 4.7.0-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2025-8851

MEDIUM

5.3

CVSS v3

NVD

Description

A vulnerability was determined in LibTIFF up to 4.5.1. Affected by this issue is the function readSeparateStripsetoBuffer of the file tools/tiffcrop.c of the component tiffcrop. The manipulation leads to stack-based buffer overflow. Local access is required to approach this attack. The patch is identified as 8a7a48d7a645992ca83062b3a1873c951661e2b3. It is recommended to apply a patch to fix this issue.

CWE-119Buffer Overflow CWE-121Stack-based Buffer Overflow

How to fix

Remediation Available

tiffDebian

Fixed in:4.7.0-1CVE-2025-8851

libtiff-toolsUbuntu

Fixed in:4.0.3-7ubuntu0.11+esm15USN-7707-1

Fixed in:4.0.6-1ubuntu0.8+esm18USN-7707-1

Fixed in:4.0.9-5ubuntu0.10+esm8USN-7707-1

Fixed in:4.1.0+git191117-2ubuntu0.20.04.14+esm1USN-7707-1

Fixed in:4.3.0-6ubuntu0.11USN-7707-1

Fixed in:4.5.1+git230720-4ubuntu2.3USN-7707-1

libtiff5Ubuntu

Fixed in:4.0.3-7ubuntu0.11+esm15USN-7707-1

Fixed in:4.0.6-1ubuntu0.8+esm18USN-7707-1

Fixed in:4.0.9-5ubuntu0.10+esm8USN-7707-1

Fixed in:4.1.0+git191117-2ubuntu0.20.04.14+esm1USN-7707-1

Fixed in:4.3.0-6ubuntu0.11USN-7707-1

libtiff6Ubuntu

Fixed in:4.5.1+git230720-4ubuntu2.3USN-7707-1

tiffUbuntu

Fixed in:4.0.3-7ubuntu0.11+esm15USN-7707-1

Fixed in:4.0.6-1ubuntu0.8+esm18USN-7707-1

Fixed in:4.0.9-5ubuntu0.10+esm8USN-7707-1

Fixed in:4.1.0+git191117-2ubuntu0.20.04.14+esm1USN-7707-1

Fixed in:4.3.0-6ubuntu0.11USN-7707-1

Fixed in:4.5.1+git230720-4ubuntu2.3USN-7707-1

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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.16%probability of exploitation in 30 days

6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Patch1

gitlab.com

Third-Party Advisory2

VDB Entry1

vuldb.com

Product1

libtiff.org

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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 2025-10-30.