Low severity · published Aug 4, 2025
CVE-2025-8534
libtiff tiff2ps tiff2ps.c PS_Lvl2page null pointer dereference
2.5
CVSS
0.2%
EPSS
No
On KEV
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."
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
libtiff ·
4.6.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-8534
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8534
Product
http://www.libtiff.org/
Exploit
https://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_link
Patch
https://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8b
Exploit
https://gitlab.com/libtiff/libtiff/-/issues/718
Product
https://gitlab.com/libtiff/libtiff/-/merge_requests/746
Permissions Required
https://vuldb.com/?ctiid.318664
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