PT-2025-16681 · Linux+6 · Linux Kernel+6

Published

2025-03-22

·

Updated

2026-04-20

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CVE-2025-22041

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A use-after-free issue can occur in the Linux kernel's ksmbd component, specifically in the ksmbd sessions deregister() function. This issue arises in multichannel mode when the second channel sets up a session through the connection of the first channel, allowing a freed session to be accessed again through the ->sessions of the connection.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2025-12647
ALT-PU-2025-7195
BDU:2025-12096
CVE-2025-22041
DLA-4193-1
DSA-5907-1
ECHO-95B0-C496-EF82
MGASA-2025-0142
MGASA-2025-0146
OESA-2025-1463
OESA-2025-1464
USN-7594-1
USN-7594-2
USN-7594-3
USN-7605-1
USN-7605-2
USN-7606-1
USN-7628-1
USN-7835-1
USN-7835-2
USN-7835-3
USN-7835-4
USN-7835-5
USN-7835-6
USN-7887-1
USN-7887-2
USN-7940-1
USN-7940-2

Affected Products

Alt Linux
Astra Linux
Debian
Linuxmint
Linux Kernel
Red Os
Ubuntu