NULL pointer dereference in Linux
CVE-2026-31481
In the Linux kernel, the following vulnerability has been resolved: tracing: Drain deferred trigger frees if kthread creation fails Boot-time trigger registration can fail before the trigger-data cleanup kthread exists. Deferring those f…
EPSS: 0.000 (4.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions 61d445af0a7c70018111919e47beaaee15653f2f, 6.19, 0
- Linux Linux_kernel — versions 6.19, 7.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-31481?
- CVE-2026-31481 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2026-04-22.
- How severe is CVE-2026-31481?
- Medium severity. CVSS v3 base score is 5.5 out of 10.