Home/CVE/A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2pag
CVE

CVE-2025-8534

A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2pag

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.".

LOW · CVSS 2.5 EPSS 0.0013
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-404Improper Resource Shutdown or Release
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

1
libtiffall versions
⚠

Public Exploits & PoCs

2
pocdrive.google.com · view?usp=drive_linkdrive.google.com
pocgitlab.com · issues/718gitlab.com
▣

Scoring & Timeline

2.5
LOW · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Aug 2025 · 12:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

11
msrcCVE-2025-8534
suse-csafopenSUSE-SU-2025:20049-1
suse-csafSUSE-SU-2025:21009-1
suse-csafSUSE-SU-2025:21032-1
suse-csafSUSE-SU-2025:21037-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.libtiff.org/Product
https://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8bPatch
https://gitlab.com/libtiff/libtiff/-/merge_requests/746Product
https://vuldb.com/?ctiid.318664Permissions RequiredVDB Entry
https://vuldb.com/?id.318664Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.617831Third Party AdvisoryVDB Entry
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