CVE-2023-53591 — Improper Locking in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 98.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 4
Description
In the Linux kernel, the following vulnerability has been resolved:
net/mlx5e: Fix deadlock in tc route query code
Cited commit causes ABBA deadlock[0] when peer flows are created while
holding the devcom rw semaphore. Due to peer flows offload implementation
the lock is taken much higher up the call chain and there is no obvious way
to easily fix the deadlock. Instead, since tc route query code needs the
peer eswitch structure only to perform a lookup in xarray and doesn't
perform any sleepin…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linuxf9d196bd632b8b79261ec3366c30ec3923ea9a02 — 69966bce28da6aadccfd968b75d128a79da32d17+6
Patches
🔴Vulnerability Details
2GHSA▶
GHSA-8qq6-88xp-8ghp: In the Linux kernel, the following vulnerability has been resolved:
net/mlx5e: Fix deadlock in tc route query code
Cited commit causes ABBA deadlock↗2025-10-04
OSV▶
CVE-2023-53591: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlock in tc route query code Cited commit causes ABBA deadlock[0↗2025-10-04