CVE-2026-53333
kernel: mm/mincore: handle non-swap entries before !CONFIG_SWAP guard
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 1, 2026
Updated · July 24, 2026
Description
A flaw was found in the Linux kernel's memory management (mm/mincore). This vulnerability occurs when handling non-swap memory entries, particularly in systems configured without swap. An issue in the mincore_pte_range() function can cause the system to incorrectly report certain memory pages as nonresident, leading to spurious warnings. This could potentially impact system stability or lead to misdiagnosis of memory conditions.
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-393 · Return of Wrong Status Code