Riskcovery

CVE-2025-38101

ring-buffer: Fix buffer locking in ring_buffer_subbuf_order_set()

State
Published
Severity
7.8 High
Published
Jul 3, 2025
Updated
Aug 5, 2026
Reserved
Apr 16, 2025

Read the record on cve.org

Description

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

ring-buffer: Fix buffer locking in ring_buffer_subbuf_order_set()

Enlarge the critical section in ring_buffer_subbuf_order_set() to ensure that error handling takes place with per-buffer mutex held, thus preventing list corruption and other concurrency-related issues.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to before e09c0600beea469b3ebf974464e526a02d59ad62Affected
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to before 0fc9a295cd8e59c3636e97395e7c74a9c89fee42Affected
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to before 40ee2afafc1d9fe3aa44a6fbe440d78a5c96a72eAffected
LinuxLinux
  • 6.8Affected
  • before 6.8Not affected
  • 6.12.34 through 6.12.*Not affected
  • 6.15.3 through 6.15.*Not affected
  • 6.16 and laterNot affected

References

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