NVD Vulnerability Detail
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CVE-2026-31491
Summary

In the Linux kernel, the following vulnerability has been resolved:

RDMA/irdma: Harden depth calculation functions

An issue was exposed where OS can pass in U32_MAX for SQ/RQ/SRQ size.
This can cause integer overflow and truncation of SQ/RQ/SRQ depth
returning a success when it should have failed.

Harden the functions to do all depth calculations and boundary
checking in u64 sizes.

Publication Date April 22, 2026, 11:16 p.m.
Registration Date April 25, 2026, 4:05 a.m.
Last Update April 24, 2026, 1:17 a.m.
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