A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. In this flaw an attacker with local user access may lead to a system crash or a leak of internal kernel information.
| Platform | Package | Release Date | Advisory |
|---|---|---|---|
| Amazon Linux 1 | kernel | 2023-12-05 | ALAS-2023-1897 |
| Amazon Linux 1 | kernel | 2025-04-29 | ALAS-2025-1975 |
| Amazon Linux 2 - Core | kernel | 2025-04-30 | ALAS2-2025-2834 |
| Amazon Linux 2 - Core | kernel | 2023-12-04 | ALAS2-2023-2359 |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2023-03-21 | ALAS2KERNEL-5.10-2023-028 |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2023-06-28 | ALAS2KERNEL-5.10-2023-034 |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2023-06-28 | ALAS2KERNEL-5.15-2023-021 |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2024-02-05 | ALAS2KERNEL-5.15-2024-037 |
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | 2023-03-21 | ALAS2KERNEL-5.15-2023-014 |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2023-06-28 | ALAS2KERNEL-5.4-2023-047 |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2023-03-21 | ALAS2KERNEL-5.4-2023-043 |
| Amazon Linux 2023 | kernel | 2023-03-22 | ALAS2023-2023-132 |
| Amazon Linux 2023 | kernel | 2023-06-27 | ALAS2023-2023-228 |
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv3 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
