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CVE-2024-26843

kernel: efi: runtime: Fix potential overflow of soft-reserved region size

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Severity

Moderate

Red Hat Product Security

6

CVSS 3.1

Review impact separately from score.

Published · April 17, 2024

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel. Due to an integer overflow, certain EFI-related memory reservations might receive a size other than expected, leading to a denial of service.

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 · 6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H

CWE-121 · Stack-based Buffer Overflow