# CVE-2026-80619: linux: In the Linux kernel, the following vulnerability has been resolved:  apparmor: fix potential UAF in aa_replace_profil...

CVE-2026-80619 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-80619, released August 29, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-80619
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 28, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:  apparmor: fix potential UAF in aa_replace_profiles  The function aa_replace_profiles was accessing udata->size after calling aa_put_loaddata(udata), causing a potential UAF.  Fixed this by saving the size to a local variable before dropping the reference.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.180-1 | [DEBIAN-CVE-2026-80619](https://patchblox.com/security/data/fix/linux/debian-cve-2026-80619.md) | Aug 29, 2026 |
| Linux | linux Debian 13.5 (trixie) | 6.12.100-1 | [DEBIAN-CVE-2026-80619](https://patchblox.com/security/data/fix/linux/debian-cve-2026-80619.md) | Aug 29, 2026 |
| Linux | linux Debian 14 | 7.1.5-1 | [DEBIAN-CVE-2026-80619](https://patchblox.com/security/data/fix/linux/debian-cve-2026-80619.md) | Aug 29, 2026 |

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Data as of 2026-11-09T07:25:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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