CVE-2026-46042
kernel: mm/mempolicy: fix memory leaks in weighted_interleave_auto_store()
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 27, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's memory management policy (mm/mempolicy) component, specifically within the weighted_interleave_auto_store() function. This vulnerability allows a local user to repeatedly trigger memory leaks by writing specific values. The continuous memory allocation without proper deallocation can lead to resource exhaustion, potentially resulting in a Denial of Service (DoS) condition for the system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime