CVE-2025-21924
HIGH severity · CVSS 7.8 · CWE-459
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error During the initialization of ptp, hclge_ptp_get_cycle might return an error and returned directly without unregister clock and free it. To avoid that, call hclge_ptp_destroy_clock to unregist and free clock if hclge_ptp_get_cycle failed.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/21dba813d9821687a7f9aff576798ba21a859a32 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/21dba813d9821687a7f9aff576798ba21a859a32Patch
- https://git.kernel.org/stable/c/2c04e507f3a5c5dc6e2b9ab37d8cdedee1ef1a37Patch
- https://git.kernel.org/stable/c/33244e98aa9503585e585335fe2ceb4492630949Patch
- https://git.kernel.org/stable/c/9cfc43c0e6e6a31122b4008d763a2960c206aa2dPatch
- https://git.kernel.org/stable/c/b7365eab39831487a84e63a9638209b68dc54008Patch
- https://git.kernel.org/stable/c/b7d8d4529984e2d4a72a6d552fb886233e8e83cbPatch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html