# CVE-2025-8534: libtiff tiff2ps tiff2ps.c PS_Lvl2page null pointer dereference CVE-2025-8534 is fixed in 8 products on 1 platform, first by libtiff-opengl 4.7.0-3ubuntu2, released August 4, 2025. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2025-8534 - Priority: Routine - CVSS: 2.5 (Low) - EPSS: 0.0022 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Aug 4, 2025 - Weakness: NULL Pointer Dereference - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-8534 ## Description A vulnerability classified as problematic was found in libtiff 4.6.0. Thisvulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.cof the component tiff2ps. The manipulation leads to null pointerdereference. It is possible to launch the attack on the local host. Thecomplexity of an attack is rather high. The exploitation appears to bedifficult. The exploit has been disclosed to the public and may be used.The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It isrecommended to apply a patch to fix this issue. One of the maintainersexplains, that "[t]his error only occurs if DEFER_STRILE_LOAD(defer-strile-load:BOOL=ON) or TIFFOpen( .. "rD") option is used." ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libtiff-opengl Ubuntu 18.04.6 LTS (bionic) | 4.0.9-5ubuntu0.10+esm8 | [libtiff-opengl 4.0.9-5ubuntu0.10+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtiff-opengl-4.0.9-5ubuntu0.10-esm8.md) | Aug 11, 2025 | | Linux | libtiff-opengl Ubuntu 20.04 LTS (focal) | 4.1.0+git191117-2ubuntu0.20.04.14+esm1 | [libtiff-opengl 4.1.0+git191117-2ubuntu0.20.04.14+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtiff-opengl-4.1.0-git191117-2ubuntu0.20.04.14-esm1.md) | Aug 11, 2025 | | Linux | libtiff-opengl Ubuntu 22.04.1 LTS (jammy) | 4.3.0-6ubuntu0.11 | [libtiff-opengl 4.3.0-6ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtiff-opengl-4.3.0-6ubuntu0.11.md) | Aug 11, 2025 | | Linux | libtiff-opengl Ubuntu 24.04.5 LTS (noble) | 4.5.1+git230720-4ubuntu2.3 | [libtiff-opengl 4.5.1+git230720-4ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtiff-opengl-4.5.1-git230720-4ubuntu2.3.md) | Aug 11, 2025 | | Linux | libtiff-opengl Ubuntu 25.04 (plucky) | 4.5.1+git230720-4ubuntu4.1 | [libtiff-opengl 4.5.1+git230720-4ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libtiff-opengl-4.5.1-git230720-4ubuntu4.1.md) | Jan 16, 2026 | | Linux | libtiff-opengl Ubuntu 25.10 (questing) | 4.7.0-3ubuntu2 | [libtiff-opengl 4.7.0-3ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libtiff-opengl-4.7.0-3ubuntu2.md) | Aug 4, 2025 | | Linux | libtiff-tools Ubuntu 18.04.6 LTS (bionic) | 4.0.9-5ubuntu0.10+esm8 | [libtiff-tools 4.0.9-5ubuntu0.10+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtiff-tools-4.0.9-5ubuntu0.10-esm8.md) | Aug 11, 2025 | | Linux | libtiff-tools Ubuntu 20.04 LTS (focal) | 4.1.0+git191117-2ubuntu0.20.04.14+esm1 | [libtiff-tools 4.1.0+git191117-2ubuntu0.20.04.14+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtiff-tools-4.1.0-git191117-2ubuntu0.20.04.14-esm1.md) | Aug 11, 2025 | | Linux | libtiff-tools Ubuntu 22.04.1 LTS (jammy) | 4.3.0-6ubuntu0.11 | [libtiff-tools 4.3.0-6ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtiff-tools-4.3.0-6ubuntu0.11.md) | Aug 11, 2025 | | Linux | libtiff-tools Ubuntu 24.04.5 LTS (noble) | 4.5.1+git230720-4ubuntu2.3 | [libtiff-tools 4.5.1+git230720-4ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtiff-tools-4.5.1-git230720-4ubuntu2.3.md) | Aug 11, 2025 | | Linux | libtiff-tools Ubuntu 25.04 (plucky) | 4.5.1+git230720-4ubuntu4.1 | [libtiff-tools 4.5.1+git230720-4ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libtiff-tools-4.5.1-git230720-4ubuntu4.1.md) | Jan 16, 2026 | | Linux | libtiff-tools Ubuntu 25.10 (questing) | 4.7.0-3ubuntu2 | [libtiff-tools 4.7.0-3ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libtiff-tools-4.7.0-3ubuntu2.md) | Aug 4, 2025 | | Linux | libtiff5 Ubuntu 18.04.6 LTS (bionic) | 4.0.9-5ubuntu0.10+esm8 | [libtiff5 4.0.9-5ubuntu0.10+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtiff5-4.0.9-5ubuntu0.10-esm8.md) | Aug 11, 2025 | | Linux | libtiff5 Ubuntu 20.04 LTS (focal) | 4.1.0+git191117-2ubuntu0.20.04.14+esm1 | [libtiff5 4.1.0+git191117-2ubuntu0.20.04.14+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtiff5-4.1.0-git191117-2ubuntu0.20.04.14-esm1.md) | Aug 11, 2025 | | Linux | libtiff5 Ubuntu 22.04.1 LTS (jammy) | 4.3.0-6ubuntu0.11 | [libtiff5 4.3.0-6ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtiff5-4.3.0-6ubuntu0.11.md) | Aug 11, 2025 | | Linux | libtiff6 Ubuntu 24.04.5 LTS (noble) | 4.5.1+git230720-4ubuntu2.3 | [libtiff6 4.5.1+git230720-4ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtiff6-4.5.1-git230720-4ubuntu2.3.md) | Aug 11, 2025 | | Linux | libtiff6 Ubuntu 25.04 (plucky) | 4.5.1+git230720-4ubuntu4.1 | [libtiff6 4.5.1+git230720-4ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libtiff6-4.5.1-git230720-4ubuntu4.1.md) | Jan 16, 2026 | | Linux | libtiff6 Ubuntu 25.10 (questing) | 4.7.0-3ubuntu2 | [libtiff6 4.7.0-3ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libtiff6-4.7.0-3ubuntu2.md) | Aug 4, 2025 | | Linux | libtiffxx5 Ubuntu 18.04.6 LTS (bionic) | 4.0.9-5ubuntu0.10+esm8 | [libtiffxx5 4.0.9-5ubuntu0.10+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtiffxx5-4.0.9-5ubuntu0.10-esm8.md) | Aug 11, 2025 | | Linux | libtiffxx5 Ubuntu 20.04 LTS (focal) | 4.1.0+git191117-2ubuntu0.20.04.14+esm1 | [libtiffxx5 4.1.0+git191117-2ubuntu0.20.04.14+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtiffxx5-4.1.0-git191117-2ubuntu0.20.04.14-esm1.md) | Aug 11, 2025 | | Linux | libtiffxx5 Ubuntu 22.04.1 LTS (jammy) | 4.3.0-6ubuntu0.11 | [libtiffxx5 4.3.0-6ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtiffxx5-4.3.0-6ubuntu0.11.md) | Aug 11, 2025 | | Linux | libtiffxx6 Ubuntu 24.04.5 LTS (noble) | 4.5.1+git230720-4ubuntu2.3 | [libtiffxx6 4.5.1+git230720-4ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtiffxx6-4.5.1-git230720-4ubuntu2.3.md) | Aug 11, 2025 | | Linux | libtiffxx6 Ubuntu 25.04 (plucky) | 4.5.1+git230720-4ubuntu4.1 | [libtiffxx6 4.5.1+git230720-4ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libtiffxx6-4.5.1-git230720-4ubuntu4.1.md) | Jan 16, 2026 | | Linux | libtiffxx6 Ubuntu 25.10 (questing) | 4.7.0-3ubuntu2 | [libtiffxx6 4.7.0-3ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libtiffxx6-4.7.0-3ubuntu2.md) | Aug 4, 2025 | | Linux | tiff Debian 14 | 4.7.1-1 | [DEBIAN-CVE-2025-8534](https://patchblox.com/security/data/fix/linux/debian-cve-2025-8534.md) | Aug 5, 2025 | | Linux | tiff opensuse-leap 15.6 | 4.7.0-150600.3.18.1 | [SUSE-SU-2025:03348-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-03348-1.md) | Sep 24, 2025 | | Linux | tiff opensuse-leap 16.0 | 4.7.1-160000.1.1 | [OPENSUSE-SU-2025:20049-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20049-1.md) | Nov 19, 2025 | | Linux | tiff sles 15.6 | 4.7.0-150600.3.18.1 | [SUSE-SU-2025:03348-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-03348-1.md) | Sep 24, 2025 | | Linux | tiff sles 15.7 | 4.7.0-150600.3.18.1 | [SUSE-SU-2025:03348-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-03348-1.md) | Sep 24, 2025 | | Linux | tiff sles 16.0 | 4.7.1-160000.1.1 | [SUSE-SU-2025:21009-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-21009-1.md) | Nov 19, 2025 | | Linux | tiff-man opensuse-leap 16.0 | 4.7.1-160000.1.1 | [OPENSUSE-SU-2025:20049-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20049-1.md) | Nov 19, 2025 | --- Data as of 2026-11-08T00:53:09Z UTC. 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