# CVE-2026-36849: tiff vulnerability

CVE-2026-36849 is fixed in 9 products on 1 platform, first by DEBIAN-CVE-2026-36849, released June 24, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-36849
- Priority: High
- CVSS: n/a (important)
- EPSS: n/a
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 17, 2026

## Description

This update for tiff fixes the following issues  - CVE-2026-12912: heap-based buffer overflow when processing crafted PixarLog-compressed TIFF image (bsc#1269779). - CVE-2026-36849: denial of service when processing a a crafted TIFF file containing a large SamplesPerPixel tag value   (bsc#1268434).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libtiff amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-debuginfo amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-debugsource amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-devel amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-static amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-tools amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | libtiff-tools-debuginfo amzn 2023 | 4.4.0-4.amzn2023.0.27 | [ALAS2023-2026-1983](https://patchblox.com/security/data/fix/linux/alas2023-2026-1983.md) | Jul 20, 2026 |
| Linux | tiff Debian 14 | 4.7.1-3 | [DEBIAN-CVE-2026-36849](https://patchblox.com/security/data/fix/linux/debian-cve-2026-36849.md) | Jun 24, 2026 |
| Linux | tiff opensuse-leap 16.0 | 4.7.2-160000.1.1 | [OPENSUSE-SU-2026:21289-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21289-1.md) | Jul 10, 2026 |
| Linux | tiff sles 15.6 | 4.0.9-150000.45.69.1 | [SUSE-SU-2026:3054-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3054-1.md) | Jul 15, 2026 |
| Linux | tiff sles 15.7 | 4.0.9-150000.45.69.1 | [SUSE-SU-2026:3054-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3054-1.md) | Jul 15, 2026 |
| Linux | tiff sles 16.0 | 4.7.2-160000.1.1 | [SUSE-SU-2026:22616-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-22616-1.md) | Jul 10, 2026 |
| Linux | tiff-man opensuse-leap 16.0 | 4.7.2-160000.1.1 | [OPENSUSE-SU-2026:21289-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21289-1.md) | Jul 10, 2026 |

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Data as of 2026-11-08T13:06:02Z 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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