What is CVE-2026-46181?

CVE-2026-46181 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-28.

How severe is CVE-2026-46181?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2026-46181

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() Sashiko points out the radix_tree itself is RCU safe, but nothing ever frees the mlx4_srq struct with RCU, and it isn't…

EPSS: 0.000 (2.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 30353bfc43a1602c020f31d95cf27182ffd23824, 4.9, 0

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2026-46181?: CVE-2026-46181 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-28.
How severe is CVE-2026-46181?: High severity. CVSS v3 base score is 7.8 out of 10.