Bug 2516889 (CVE-2026-74296) - CVE-2026-74296 kernel: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one
Summary: CVE-2026-74296 kernel: RDMA/mlx5: Release the HW‑provided UAR index rat...
Keywords:
Status: NEW
Alias: CVE-2026-74296
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-15 06:38 UTC by OSIDB Bzimport
Modified: 2026-08-20 15:24 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-08-15 06:38:45 UTC 
In the Linux kernel, the following vulnerability has been resolved:

RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one

Free the UAR index returned by the hardware.
Comment 1 Keith Grant 2026-08-20 15:21:19 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026081549-CVE-2026-74296-457e@gregkh/T
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