CVE-2025-8534 – Libtiff tiff2ps PS_Lvl2page Null Pointer Dereference Vulnerability

The following table lists the changes that have been made to the
CVE-2025-8534 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 05, 2025

    Action Type Old Value New Value
    Added 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.”
    Added CVSS V4.0 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
    Added CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:L/AC:H/Au:S/C:N/I:N/A:P)
    Added CWE CWE-476
    Added CWE CWE-404
    Added Reference http://www.libtiff.org/
    Added Reference https://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_link
    Added Reference https://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8b
    Added Reference https://gitlab.com/libtiff/libtiff/-/issues/718
    Added Reference https://gitlab.com/libtiff/libtiff/-/merge_requests/746
    Added Reference https://vuldb.com/?ctiid.318664
    Added Reference https://vuldb.com/?id.318664
    Added Reference https://vuldb.com/?submit.617831
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