PT-2024-21565 · Linux+9 · Linux Kernel+9

Published

2024-02-15

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Updated

2025-09-29

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CVE-2024-26894

CVSS v2.0

6.2

Medium

VectorAV:L/AC:L/Au:S/C:C/I:N/A:C
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A memory leak has been identified in the Linux kernel, specifically in the ACPI processor idle functionality. After unregistering the CPU idle device, the associated memory is not freed, leading to a memory leak. The issue is related to the acpi processor power exit() function. Technical details include a backtrace with various function calls, such as kmalloc trace+0x29d/0x340, acpi processor power init+0xf3/0x1c0, and really probe+0xe2/0x480. The memory leak is caused by an unreferenced object with a size of 1024 bytes.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Allocation of Resources Without Limits

Memory Leak

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Weakness Enumeration

Related Identifiers

ALSA-2024:7000
ALSA-2024:7001
ALSA-2025_12746
ALSA-2025_12752
ALSA-2025_12753
ALSA-2025_16880
BDU:2025-03613
CESA-2024_7000
CESA-2024_7001
CVE-2024-26894
DLA-3840-1
DLA-3842-1
DSA-5681-1
INFSA-2024_7000
INFSA-2024_7001
INFSA-2024_9315
RHSA-2024:7000
RHSA-2024:7001
RHSA-2024:9315
RHSA-2024_7000
RHSA-2024_7001
RHSA-2024_9315
RHSA-2025:2270
RLSA-2024:7001
SUSE-SU-2024:2008-1
SUSE-SU-2024:2019-1
SUSE-SU-2024:2190-1
SUSE-SU-2024:2360-1
SUSE-SU-2024:2381-1
SUSE-SU-2024:2561-1
USN-6816-1
USN-6817-1
USN-6817-2
USN-6817-3
USN-6820-1
USN-6820-2
USN-6821-1
USN-6821-2
USN-6821-3
USN-6821-4
USN-6828-1
USN-6871-1
USN-6878-1
USN-6892-1
USN-6896-1
USN-6896-2
USN-6896-3
USN-6896-4
USN-6896-5
USN-6919-1

Affected Products

Almalinux
Astra Linux
Centos
Linuxmint
Linux Kernel
Red Hat
Red Os
Rocky Linux
Suse
Ubuntu