CVE-2022-1016
Public on 2022-04-04
Modified on 2023-01-18
Description
A flaw was found in the Linux kernel in net/netfilter/nf_tables_core.c:nft_do_chain, which can cause a use-after-free. This issue needs to handle return with proper preconditions, as it can lead to a kernel information leak problem caused by a local, unprivileged attacker.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | kernel | 2022-04-04 | ALAS-2022-1577 | Fixed |
| Amazon Linux 2 - Core | kernel | 2022-04-04 | ALAS2-2022-1768 | Fixed |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2022-04-05 | ALAS2KERNEL-5.10-2022-012 | 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 2 - Kernel-5.4 Extra | kernel | 2022-04-04 | ALAS2KERNEL-5.4-2022-024 | Fixed |
| Amazon Linux 2023 | kernel | 2023-02-17 | ALAS2023-2023-070 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | CVSSv3 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |