CVE-2025-8534

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 10.3% of scored records. A rank, not a probability.

NVD base score

1.1 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-08-04 23:32Z1 YR AGO

Last updated

2025-08-05 15:26Z1 YR AGO

Reserved

2025-08-04

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Low (CVSS 2.0)

CNA CVSS vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Weaknesses

• CWE-404Improper Resource Shutdown or ReleaseClass
• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

8a288a7308932f7c9a7cb5789adce04cd0b8e2fbcf385f53ca93986389b9a159

• vuldb.comVDB-318664 | libtiff tiff2ps tiff2ps.c PS_Lvl2page null pointer dereferencehttps://vuldb.com/?id.318664vdb-entrytechnical-description
• vuldb.comVDB-318664 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/?ctiid.318664signaturepermissions-required
• vuldb.comSubmit #617831 | libtiff tiff2ps 4.6.0 && the newest master SEGVhttps://vuldb.com/?submit.617831third-party-advisory
• gitlab.comhttps://gitlab.com/libtiff/libtiff/-/issues/718issue-tracking
• gitlab.comhttps://gitlab.com/libtiff/libtiff/-/merge_requests/746patch
• drive.google.comhttps://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_linkexploit
• gitlab.comhttps://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8bpatch
• www.libtiff.orghttp://www.libtiff.org/product