CVE-2022-2663
Public on 2022-09-01
Modified on 2024-01-12
Description
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | kernel | 2022-09-30 | ALAS-2022-1636 | Fixed |
| Amazon Linux 2 - Core | kernel | 2022-09-30 | ALAS2-2022-1852 | Fixed |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2022-09-30 | ALAS2KERNEL-5.10-2022-020 | Fixed |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2022-09-30 | ALAS2KERNEL-5.15-2022-008 | Fixed |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2022-09-30 | ALAS2KERNEL-5.4-2022-036 | Fixed |
| Amazon Linux 2023 | kernel | 2023-02-17 | ALAS2023-2023-070 | Fixed |
| Amazon Linux 1 | kernel-4.14.287-148.504.amzn1 | Pending Fix | ||
| Amazon Linux 2 - Core | kernel-4.14.291-218.527.amzn2 | Pending Fix | ||
| Amazon Linux 2 - Core | kernel-5.10.135-122.509.amzn2 | Pending Fix | ||
| Amazon Linux 2023 | kernel-5.15.57-31.133.amzn2022 | Pending Fix | ||
| Amazon Linux 2 - Core | kernel-5.15.59-33.133.amzn2 | Pending Fix | ||
| Amazon Linux 2 - Core | kernel-5.4.209-116.367.amzn2 | Pending Fix |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | CVSSv3 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |