# libswscale4 security updates

Patch Radar has 19 security fixes for libswscale4, closing 102 CVEs. The newest security fix is libswscale4 7:3.4.11-0ubuntu0.1+esm16, released September 8, 2026.

- Web page: https://patchblox.com/security/product/linux/libswscale4
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libswscale4 7:3.4.11-0ubuntu0.1+esm16](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm16.md) | Sep 8, 2026 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm16 | High | 8 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm15](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm15.md) | Sep 5, 2026 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm15 | Routine | 10 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm14.md) | Aug 27, 2026 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm14 | Routine | 1 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm13](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm13.md) | Jul 24, 2026 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm13 | High | 3 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm12](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm12.md) | Dec 18, 2025 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm12 | High | 2 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm11](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm11.md) | Sep 15, 2025 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm11 | High | 2 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm9](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm9.md) | Feb 23, 2025 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm9 | High | 1 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm8.md) | Feb 18, 2025 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm8 | Routine | 3 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm10.md) | Jan 3, 2025 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm10 | Urgent | 6 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm7](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm7.md) | Nov 29, 2024 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm7 | Routine | 1 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm6.md) | Jul 1, 2024 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm6 | High | 1 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm5 | High | 5 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1.md) | Aug 11, 2023 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1 | Routine | 31 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm3.md) | Mar 29, 2023 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm3 | High | 2 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm1.md) | Jan 12, 2023 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm1 | High | 2 | 0 |
| [libswscale4 7:3.4.8-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.8-0ubuntu0.2.md) | Jun 2, 2021 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.8-0ubuntu0.2 | Routine | 7 | 0 |
| [libswscale4 7:3.4.11-0ubuntu0.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm2.md) | Jun 2, 2021 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.11-0ubuntu0.1+esm2 | Routine | 4 | 0 |
| [libswscale4 7:3.4.6-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.6-0ubuntu0.18.04.1.md) | Apr 17, 2019 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.6-0ubuntu0.18.04.1 | Routine | 4 | 0 |
| [libswscale4 7:3.4.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.4-0ubuntu0.18.04.1.md) | Jul 18, 2018 | Ubuntu 18.04.6 LTS (bionic) 7:3.4.4-0ubuntu0.18.04.1 | Routine | 9 | 0 |

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Data as of 2026-11-07T12:40:37Z 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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