CVE-2024-53145

kernel: um: Fix potential integer overflow during physmem setup

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Severity

Low

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · December 24, 2024

Updated · November 21, 2025

Description

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

um: Fix potential integer overflow during physmem setup

This issue happens when the real map size is greater than LONG_MAX, which can be easily triggered on UML/i386.

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 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-190 · Integer Overflow or Wraparound