PT-2025-16674 · Linux+5 · Linux Kernel+5

Published

2025-02-10

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Updated

2026-01-21

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CVE-2025-22034

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A vulnerability in the Linux kernel has been resolved, related to device-exclusive handling and huge pages (hugetlb). The issue causes problems with migration, swapout, and split handling of folios with device-exclusive PTEs. This can lead to failed migration of pages and infinite loops when trying to offline memory blocks. The vulnerability can be triggered by allocating 1 GiB worth of pages and making them device-exclusive on a kernel with CONFIG TEST HMM.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

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Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-12097
CVE-2025-22034
OPENSUSE-SU-2025:20081-1
SUSE-SU-2025:21074-1
SUSE-SU-2025:21139-1
SUSE-SU-2025:21179-1
USN-7594-1
USN-7594-2
USN-7594-3
USN-7605-1
USN-7605-2
USN-7606-1
USN-7628-1

Affected Products

Astra Linux
Linuxmint
Linux Kernel
Red Os
Suse
Ubuntu