CVE-2022-29582
Public on 2022-04-22
Modified on 2023-01-18
Description
A use-after-free flaw was found in the Linux kernel’s io_uring interface subsystem in the way a user triggers a race condition between timeout flush and removal. This flaw allows a local user to crash or escalate their privileges on the system.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2023-06-29 | ALAS2KERNEL-5.10-2023-036 | Fixed |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2022-06-06 | ALAS2KERNEL-5.15-2022-001 | Fixed |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2023-06-29 | ALAS2KERNEL-5.15-2023-023 | Fixed |
| Amazon Linux 2023 | kernel | 2023-02-17 | ALAS2023-2023-070 | Fixed |
| Amazon Linux 2023 | kernel-livepatch-5.15.29-16.111 | Pending Fix |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv3 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv2 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |