CVE-2024-38556 - CVE House
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Status published Unknown CVE-2024-38556

net/mlx5: Add a timeout to acquire the command queue semaphore

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Add a timeout to acquire the command queue semaphore Prevent forced completion handling on an entry that has not yet been assigned an index, causing an out of bounds access on idx = -22. Instead of waiting indefinitely for the sem, blocking flow now waits for index to be allocated or a sem acquisition timeout before beginning the timer for FW completion. Kernel log example: mlx5_core 0000:06:00.0: wait_func_handle_exec_timeout:1128:(pid 185911): cmd[-22]: CREATE_UCTX(0xa04) No done completion

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
8e715cd613a1e872b9d918e912d90b399785761a, 74dd45122b84479eee50bd0956ae8bc5799c9f8a, e801f81cee3c8901f52ee48c6329802b28fbb49c, d73d81447c6651904dd4a9e3fd88651ff174c1b7, 4646175c19fd019b773444a11ff62748eb83745b, 5.4.174, 5.10.94, 5.15.17, 5.16.3, 5.17, 0, 6.1.93, 6.6.33, 6.8.12, 6.9.3, 6.10

Timeline

Official Publish: June 19th, 2024
Last Modified: May 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.