# CVE-2026-45893: linux: In the Linux kernel, the following vulnerability has been resolved:  apparmor: Fix & Optimize table creation from pos...

CVE-2026-45893 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-45893, released May 27, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-45893
- Priority: High
- CVSS: 7.1 (high)
- EPSS: 0.0016
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 27, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:  apparmor: Fix & Optimize table creation from possibly unaligned memory  Source blob may come from userspace and might be unaligned. Try to optize the copying process by avoiding unaligned memory accesses.  - Added Fixes tag - Added "Fix &" to description as this doesn't just optimize but fixes         a potential unaligned memory access [jj: remove duplicate word "convert" in comment trigger checkpatch warning]

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 13.5 (trixie) | 6.12.85-1 | [DEBIAN-CVE-2026-45893](https://patchblox.com/security/data/fix/linux/debian-cve-2026-45893.md) | May 27, 2026 |
| Linux | linux Debian 14 | 6.18.14-1 | [DEBIAN-CVE-2026-45893](https://patchblox.com/security/data/fix/linux/debian-cve-2026-45893.md) | May 27, 2026 |

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Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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