Vulnerabilities > CVE-2023-46862 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
HIGH Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugzilla.kernel.org/show_bug.cgi?id=218032#c4
- https://bugzilla.kernel.org/show_bug.cgi?id=218032#c4
- https://github.com/torvalds/linux/commit/7644b1a1c9a7ae8ab99175989bfc8676055edb46
- https://github.com/torvalds/linux/commit/7644b1a1c9a7ae8ab99175989bfc8676055edb46
- https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html
- https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html