PT-2026-44304 · Linux+1 · Linux Kernel+1
CVE-2026-46181
·
Published
2026-05-28
·
Updated
2026-07-24
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A misuse of Read-Copy Update (RCU), a synchronization mechanism that allows multiple readers to access data while a writer modifies it, occurs in the
mlx4 srq event() function. The mlx4 srq structure is not freed using RCU and is accessed outside of RCU critical sections. Additionally, a system crash can occur if an event is delivered before the srq object has completed its initialization.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
LPE
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Weakness Enumeration
Related Identifiers
Affected Products
Linux Kernel
Rocky Linux