CVE-2026-64226
Public on 2026-07-24
Modified on 2026-08-03
Description
In the Linux kernel, the following vulnerability has been resolved:
sched_ext: Avoid UAF in scx_root_enable_workfn() init failure path
sched_ext: Avoid UAF in scx_root_enable_workfn() init failure path
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | Not Affected | ||
| Amazon Linux 2023 | kernel | Not Affected | ||
| Amazon Linux 2023 | kernel6.12 | 2026-06-22 | ALAS2023-2026-1894 | Fixed |
| Amazon Linux 2023 | kernel6.18 | 2026-06-22 | ALAS2023-2026-1881 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 4.7 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:H |