# CVE-2019-12589: firejail: In Firejail before 0.9.60, seccomp filters are writable inside the jail,leading to a lack of intended seccomp restric...

CVE-2019-12589 is fixed in 2 products on 1 platform, first by firejail 0.9.58.2-2, released January 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-12589
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0051
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no

## Description

In Firejail before 0.9.60, seccomp filters are writable inside the jail,leading to a lack of intended seccomp restrictions for a process that isjoined to the jail after a filter has been modified by an attacker.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | firejail Ubuntu 24.10 (oracular) | 0.9.58.2-2 | [firejail 0.9.58.2-2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-firejail-0.9.58.2-2.md) | Jan 16, 2026 |
| Linux | firejail Ubuntu 25.04 (plucky) | 0.9.58.2-2 | [firejail 0.9.58.2-2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-firejail-0.9.58.2-2.md) | Jan 16, 2026 |
| Linux | firejail-profiles Ubuntu 24.10 (oracular) | 0.9.58.2-2 | [firejail-profiles 0.9.58.2-2](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-firejail-profiles-0.9.58.2-2.md) | Jan 16, 2026 |
| Linux | firejail-profiles Ubuntu 25.04 (plucky) | 0.9.58.2-2 | [firejail-profiles 0.9.58.2-2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-firejail-profiles-0.9.58.2-2.md) | Jan 16, 2026 |

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Data as of 2026-11-08T06:59:42Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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