# CVE-2025-8177: LibTIFF thumbnail.c setrow buffer overflow

CVE-2025-8177 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2025-8177, released July 26, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-8177
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0033
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 26, 2025
- Weakness: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-8177

## Description

A vulnerability was found in LibTIFF up to 4.7.0. It has been rated as critical. This issue affects the function setrow of the file tools/thumbnail.c. The manipulation leads to buffer overflow. An attack has to be approached locally. The patch is named e8c9d6c616b19438695fd829e58ae4fde5bfbc22. It is recommended to apply a patch to fix this issue. This vulnerability only affects products that are no longer supported by the maintainer.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | tiff Debian 14 | 4.7.1-1 | [DEBIAN-CVE-2025-8177](https://patchblox.com/security/data/fix/linux/debian-cve-2025-8177.md) | Jul 26, 2025 |
| Linux | tiff opensuse-leap 15.6 | 4.7.0-150600.3.13.1 | [SUSE-SU-2025:02770-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02770-1.md) | Aug 12, 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 | 4.0.9-150000.45.50.1 | [SUSE-SU-2025:02815-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02815-1.md) | Aug 15, 2025 |
| Linux | tiff sles 15.7 | 4.0.9-150000.45.50.1 | [SUSE-SU-2025:02815-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02815-1.md) | Aug 15, 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 |

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Data as of 2026-11-08T19:12:23Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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