PT-2025-14362 · Linux+7 · Linux Kernel+7

Published

2025-01-23

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Updated

2026-05-22

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CVE-2025-21981

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 memory leak has been identified in the Linux kernel, specifically in the accelerated Receive Flow Steering (aRFS) structures. This leak occurs when configuring VSI during reset, as the memory allocation is executed without releasing already allocated resources. The issue is related to the ice init arfs function and the allocation of aRFS objects during VSI initialization and reset handling.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Memory Leak

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Weakness Enumeration

Related Identifiers

ALT-PU-2025-12647
ALT-PU-2025-5786
AZL-59757
AZL-59835
BDU:2025-12041
CVE-2025-21981
DLA-4178-1
DLA-4193-1
DSA-5900-1
ECHO-E435-A526-EAEB
MGASA-2025-0142
MGASA-2025-0146
OESA-2026-1341
OESA-2026-2417
OESA-2026-2418
OPENSUSE-SU-2025_01614-1
OPENSUSE-SU-2025_01707-1
SUSE-SU-2025:01614-1
SUSE-SU-2025:01707-1
SUSE-SU-2025:01919-1
SUSE-SU-2025:01951-1
SUSE-SU-2025:01964-1
SUSE-SU-2025:01967-1
SUSE-SU-2025:20192-1
SUSE-SU-2025:20206-1
SUSE-SU-2025:20270-1
SUSE-SU-2025:20283-1
SUSE-SU-2025_01614-1
SUSE-SU-2025_01707-1
SUSE-SU-2025_01951-1
SUSE-SU-2025_01964-1
SUSE-SU-2025_01967-1
USN-7591-1
USN-7591-2
USN-7591-3
USN-7591-4
USN-7591-5
USN-7591-6
USN-7592-1
USN-7593-1
USN-7597-1
USN-7597-2
USN-7598-1
USN-7602-1
USN-7605-1
USN-7605-2
USN-7606-1
USN-7628-1
USN-7655-1
USN-7764-1
USN-7764-2
USN-7765-1
USN-7766-1
USN-7767-1
USN-7767-2
USN-7779-1
USN-7790-1
USN-7800-1
USN-7801-1
USN-7801-2
USN-7801-3
USN-7802-1
USN-7809-1

Affected Products

Alt Linux
Astra Linux
Debian
Linuxmint
Linux Kernel
Red Os
Suse
Ubuntu