NULL pointer dereference in Linux
CVE-2022-49974
In the Linux kernel, the following vulnerability has been resolved: HID: nintendo: fix rumble worker null pointer deref We can dereference a null pointer trying to queue work to a destroyed workqueue. If the device is disconnected, nintendo_hid_remove is called, in which the rumble_queue is destroyed. Avoid using that queue to defer rumble work once the controller state is set to JOYCON_CTLR_STATE_REMOVED. This eliminates the null pointer dereference.
EPSS: 0.002 (7.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions c4eae84feff3e68c2f385aa10faea4a96791e7ad, 5.19.7, 0
- Linux Linux_kernel — versions 6.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-49974?
- CVE-2022-49974 is a high-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 8.8/10. Published 2025-06-18.
- How severe is CVE-2022-49974?
- High severity. CVSS v3 base score is 8.8 out of 10.