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CVE-2023-46862

Public on 2023-10-29
Modified on 2024-02-03
Description
An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer dereference can occur.
Severity
Medium severity
Medium
CVSS v3 Base Score
5.5
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel Not Affected
Amazon Linux 2 - Kernel-5.4 Extra kernel Pending Fix
Amazon Linux 2 - Core kernel Not Affected
Amazon Linux 2 - Kernel-5.10 Extra kernel 2024-01-05 ALAS2KERNEL-5.10-2024-045 Fixed
Amazon Linux 2 - Kernel-5.10 Extra kernel 2024-01-19 ALAS2KERNEL-5.10-2024-047 Fixed
Amazon Linux 2 - Kernel-5.15 Extra kernel 2024-01-05 ALAS2KERNEL-5.15-2024-033 Fixed
Amazon Linux 2 - Kernel-5.15 Extra kernel 2024-01-19 ALAS2KERNEL-5.15-2024-035 Fixed
Amazon Linux 2023 kernel 2023-11-09 ALAS2023-2023-430 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:N/I:N/A:H
NVD CVSSv3 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H