CVE-2024-42268

MEDIUM

Linux Kernel 6.0-6.1.103, 6.2-6.6.44, 6.7-6.10.3 - Improper Locking in mlx5 Sync Reset Reload

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix missing lock on sync reset reload On sync reset reload work, when remote host updates devlink on reload actions performed on that host, it misses taking devlink lock before calling devlink_remote_reload_actions_performed() which results in triggering lock assert like the following: WARNING: CPU: 4 PID: 1164 at net/devlink/core.c:261 devl_assert_locked+0x3e/0x50 … CPU: 4 PID: 1164 Comm: kworker/u96:6 Tainted: G S W 6.10.0-rc2+ #116 Hardware name: Supermicro SYS-2028TP-DECTR/X10DRT-PT, BIOS 2.0 12/18/2015 Workqueue: mlx5_fw_reset_events mlx5_sync_reset_reload_work [mlx5_core] RIP: 0010:devl_assert_locked+0x3e/0x50 … Call Trace: <TASK> ? __warn+0xa4/0x210 ? devl_assert_locked+0x3e/0x50 ? report_bug+0x160/0x280 ? handle_bug+0x3f/0x80 ? exc_invalid_op+0x17/0x40 ? asm_exc_invalid_op+0x1a/0x20 ? devl_assert_locked+0x3e/0x50 devlink_notify+0x88/0x2b0 ? mlx5_attach_device+0x20c/0x230 [mlx5_core] ? __pfx_devlink_notify+0x10/0x10 ? process_one_work+0x4b6/0xbb0 process_one_work+0x4b6/0xbb0 […]

Scores

CVSS v3 5.5
EPSS 0.0017
EPSS Percentile 6.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-667
Status published
Products (15)
linux/Kernel 6.0.0 - 6.1.104linux
linux/Kernel 6.2.0 - 6.6.45linux
linux/Kernel 6.7.0 - 6.10.4linux
Linux/Linux < 6.0
Linux/Linux 6.0
Linux/Linux 6.1.104 - 6.1.*
Linux/Linux 6.10.4 - 6.10.*
Linux/Linux 6.11
Linux/Linux 6.6.45 - 6.6.*
Linux/Linux 84a433a40d0ebf3bbf36b8bfa58c6f45dc782344 - 091268f3c27a5b6d7858a3bb2a0dbcc9cd26ddb5
... and 5 more
Published Aug 17, 2024
Tracked Since Feb 18, 2026