CVE-2025-8534
libtiff: Libtiff Null Pointer Dereference Vulnerability
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 5, 2025
Updated · June 30, 2026
Description
A flaw was found in libtiff. The PS_Lvl2page function in tiff2ps.c exhibits a null pointer dereference due to improper handling of input data, potentially allowing a local attacker to trigger a denial of service via a crafted file. This manipulation results in the program attempting to access invalid memory locations. This vulnerability stems from a lack of sufficient validation of data structures.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-476 · NULL Pointer Dereference