# libheif-plugin-dav1d security updates

Patch Radar has 18 security fixes for libheif-plugin-dav1d, closing 29 CVEs. The newest security fix is libheif-plugin-dav1d 1.17.6-1ubuntu4.9, released October 2, 2026.

- Web page: https://patchblox.com/security/product/linux/libheif-plugin-dav1d
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.9](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.9.md) | Oct 2, 2026 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.9 | High | 3 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.6.md) | Sep 18, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.6 | High | 4 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.8](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.8.md) | Sep 3, 2026 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.8 | Routine | 1 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.7](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.7.md) | Aug 20, 2026 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.7 | Routine | 1 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.5.md) | Aug 19, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.5 | Routine | 2 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.4.md) | Aug 12, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.4 | Routine | 2 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.1.md) | Jul 21, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.1 | High | 10 | 0 |
| [libheif-plugin-dav1d 1.20.2-1ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libheif-plugin-dav1d-1.20.2-1ubuntu0.6.md) | Jul 21, 2026 | Ubuntu 25.10 (questing) 1.20.2-1ubuntu0.6 | High | 4 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.6.md) | Jul 18, 2026 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.6 | Routine | 2 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.3.md) | Jul 1, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.3 | High | 5 | 0 |
| [libheif-plugin-dav1d 1.20.2-1ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libheif-plugin-dav1d-1.20.2-1ubuntu0.5.md) | Jun 30, 2026 | Ubuntu 25.10 (questing) 1.20.2-1ubuntu0.5 | High | 1 | 0 |
| [libheif-plugin-dav1d 1.20.2-1ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libheif-plugin-dav1d-1.20.2-1ubuntu0.4.md) | Jun 24, 2026 | Ubuntu 25.10 (questing) 1.20.2-1ubuntu0.4 | High | 10 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.4](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.4.md) | Jun 24, 2026 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.4 | High | 4 | 0 |
| [libheif-plugin-dav1d 1.21.2-3ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-3ubuntu0.2.md) | Jun 19, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-3ubuntu0.2 | High | 2 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.2.md) | Dec 29, 2025 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.2 | High | 2 | 0 |
| [libheif-plugin-dav1d 1.20.2-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libheif-plugin-dav1d-1.20.2-1ubuntu0.1.md) | Dec 29, 2025 | Ubuntu 25.10 (questing) 1.20.2-1ubuntu0.1 | High | 1 | 0 |
| [libheif-plugin-dav1d 1.21.2-1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libheif-plugin-dav1d-1.21.2-1.md) | Dec 29, 2025 | Ubuntu 26.04.1 LTS (resolute) 1.21.2-1 | High | 1 | 0 |
| [libheif-plugin-dav1d 1.17.6-1ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libheif-plugin-dav1d-1.17.6-1ubuntu4.1.md) | Oct 15, 2024 | Ubuntu 24.04.5 LTS (noble) 1.17.6-1ubuntu4.1 | High | 1 | 0 |

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Data as of 2026-11-07T18:46:35Z 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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