CVE-2025-40227

Summary

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

mm/damon/sysfs: dealloc commit test ctx always

The damon_ctx for testing online DAMON parameters commit inputs is deallocated only when the test fails. This means memory is leaked for every successful online DAMON parameters commit. Fix the leak by always deallocating it.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4c9ea539ad59ec60676930dacee02b7adde2e0c0 < ba236520ae53418859f4b7c7de3c71478d3c0b5aaffected
LinuxLinux4c9ea539ad59ec60676930dacee02b7adde2e0c0 < 139e7a572af0b45f558b5e502121a768dc328ba8affected
LinuxLinux6.15affected
LinuxLinux0 < 6.15unaffected
LinuxLinux6.17.6 <= 6.17.*unaffected
LinuxLinux6.18 <= *unaffected

Weaknesses

References