CVE-2025-38151 - CVE House
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Status published Unknown CVE-2025-38151

RDMA/cma: Fix hang when cma_netevent_callback fails to queue_work

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fix hang when cma_netevent_callback fails to queue_work The cited commit fixed a crash when cma_netevent_callback was called for a cma_id while work on that id from a previous call had not yet started. The work item was re-initialized in the second call, which corrupted the work item currently in the work queue. However, it left a problem when queue_work fails (because the item is still pending in the work queue from a previous call). In this case, cma_id_put (which is called in the work handler) is therefore not called. This results in a userspace process hang (zombie process). Fix this by calling cma_id_put() if queue_work fails.

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:
51003b2c872c63d28bcf5fbcc52cf7b05615f7b7, c2b169fc7a12665d8a675c1ff14bca1b9c63fb9a, d23fd7a539ac078df119707110686a5b226ee3bb, 45f5dcdd049719fb999393b30679605f16ebce14, b172a4a0de254f1fcce7591833a9a63547c2f447, 6.1.135, 6.6.88, 6.12.25, 6.14.4, 6.15, 0, 6.1.142, 6.6.94, 6.12.34, 6.15.3, 6.16

Timeline

Official Publish: July 3rd, 2025
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.