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.
References (3)
Core 3
Core References
Issue Tracking, Patch, Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=218032#c4
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html
Scores
CVSS v3
4.7
EPSS
0.0001
EPSS Percentile
1.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (1)
linux/linux_kernel
< 6.5.9
Published
Oct 29, 2023
Tracked Since
Feb 18, 2026