Is CVE-2025-8534 in the CISA KEV catalog?

No. CVE-2025-8534 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-8534?

CVE-2025-8534 has a CVSS v3 base score of 2.5 (LOW).

What is the EPSS score for CVE-2025-8534?

CVE-2025-8534 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-8534?

Upgrade tiff on debian unstable to 4.7.1-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2025-8534

LOW

2.5

CVSS v3

NVD

Description

A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.c of the component tiff2ps. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It is recommended to apply a patch to fix this issue. One of the maintainers explains, that "[t]his error only occurs if DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) or TIFFOpen( .. "rD") option is used."

CWE-404 CWE-476NULL Pointer Dereference

How to fix

Remediation Available

tiffDebian

Fixed in:4.7.1-1CVE-2025-8534

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 ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Patch1

gitlab.com

Exploit2

Third-Party Advisory2

VDB Entry1

vuldb.com

Product2

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-44267	Medium	6.5	77%	-	Fix
CVE-2018-8120	High	7.0	74%	KEV + Ransom	-
CVE-2018-8210	High	7.8	25%	-	-
CVE-2018-8639	High	7.8	22%	KEV + Ransom	-
CVE-2023-3206	Medium	5.3	19%	-	-
CVE-2018-8450	High	8.8	16%	-	-

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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 2026-04-29.