CVE-2026-31459 mm/damon/sysfs: fix param_ctx leak on damon_sysfs_new_test_ctx() failure

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fix paramctx leak on damonsysfsnewtestctx failure Patch series "mm/damon/sysfs: fix memory leak and NULL dereference issues", v4. DAMONSYSFS can leak memory under allocation failure, and do NULL pointer dereferenc...

PT-2026-34364

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in DAMON SYSFS during allocation failure. Specifically, when the function damon sysfs new test ctx fails within damon sysfs commit input, the param ctx variable is...