CVE-2022-49805
MEDIUM EPSS 3.7%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
In the Linux kernel, the following vulnerability has been resolved: net: lan966x: Fix potential null-ptr-deref in lan966x_stats_init() lan966x_stats_init() calls create_singlethread_workqueue() and not checked the ret value, which may return NULL. And a null-ptr-deref may happen: lan966x_stats_init() create_singlethread_workqueue() # failed, lan966x->stats_queue is NULL queue_delayed_work() queue_delayed_work_on() __queue_delayed_work() # warning here, but continue __queue_work() # access wq->flags, null-ptr-deref Check the ret value and return -ENOMEM if it is NULL.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
3.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
Affected Products 6
References 2
- git.kernel.org https://git.kernel.org/stable/c/4a43c1c6040e848e1344c7b16ac696b68fbc439c
- git.kernel.org https://git.kernel.org/stable/c/ba86af3733aece88dbcee0dfebf7e2dcfefb2be4
Remediation
- git.kernel.org https://git.kernel.org/stable/c/4a43c1c6040e848e1344c7b16ac696b68fbc439c
- git.kernel.org https://git.kernel.org/stable/c/ba86af3733aece88dbcee0dfebf7e2dcfefb2be4