CVE-2026-46087

MEDIUM

mm/damon/stat: fix memory leak on damon_start() failure in damon_stat_start()

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: mm/damon/stat: fix memory leak on damon_start() failure in damon_stat_start() Destroy the DAMON context and reset the global pointer when damon_start() fails. Otherwise, the context allocated by damon_stat_build_ctx() is leaked, and the stale damon_stat_context pointer will be overwritten on the next enable attempt, making the old allocation permanently unreachable.

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 2.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (12)
linux/Kernel 6.17.0 - 6.18.27linux
linux/Kernel 6.19.0 - 7.0.4linux
Linux/Linux < 6.17
Linux/Linux 369c415e60732b7c8ed33368891581246f580d7a - 50bc1d7e0f3bb6932c8dc5da0907eead0790176b
Linux/Linux 369c415e60732b7c8ed33368891581246f580d7a - 8a62c58411cbd748d7aeab0e5b0963e33ff47a7a
Linux/Linux 369c415e60732b7c8ed33368891581246f580d7a - e04ed278d25bf15769800bf6e35c6737f137186f
Linux/Linux 6.17
Linux/Linux 6.18.27 - 6.18.*
Linux/Linux 7.0.4 - 7.0.*
Linux/Linux 7.1
... and 2 more
Published May 27, 2026
Tracked Since May 27, 2026