CVE-2025-38101

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxf9b94daa542a8d2532f0930f01cd9aec2d19621b < e09c0600beea469b3ebf974464e526a02d59ad62affected
LinuxLinuxf9b94daa542a8d2532f0930f01cd9aec2d19621b < 0fc9a295cd8e59c3636e97395e7c74a9c89fee42affected
LinuxLinuxf9b94daa542a8d2532f0930f01cd9aec2d19621b < 40ee2afafc1d9fe3aa44a6fbe440d78a5c96a72eaffected
LinuxLinux6.8affected
LinuxLinux0 < 6.8unaffected
LinuxLinux6.12.34 <= 6.12.*unaffected
LinuxLinux6.15.3 <= 6.15.*unaffected
LinuxLinux6.16 <= *unaffected

Weaknesses

References