PT-2025-9969 · Linux+7 · Linux Kernel+7

Published 2025-01-02 · Updated 2026-04-20 · CVE-2025-21828

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV: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 issue in the Linux kernel has been identified where the wifi mac80211 module may crash when trying to flush a non-uploaded station. This occurs when the station's state is pre-moved to AUTHORIZED, such as in IBSS scenarios, and insertion fails, causing the station to be freed without the driver being aware of it.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authorization

Weakness Enumeration

CWE-285

Related Identifiers

ALSA-2025:20095

ALSA-2025:20518

BDU:2025-11983

CVE-2025-21828

INFSA-2025_20518

OESA-2025-1339

OESA-2025-1340

OPENSUSE-SU-2025_1177-1

OPENSUSE-SU-2025_1178-1

OPENSUSE-SU-2025_1180-1

RHSA-2025:20095

RHSA-2025:20518

RHSA-2025_20518

SUSE-SU-2025:01919-1

SUSE-SU-2025:1177-1

SUSE-SU-2025:1178-1

SUSE-SU-2025:1180-1

SUSE-SU-2025:20190-1

SUSE-SU-2025:20192-1

SUSE-SU-2025:20260-1

SUSE-SU-2025:20270-1

SUSE-SU-2025_1177-1

SUSE-SU-2025_1178-1

SUSE-SU-2025_1180-1

USN-7521-1

USN-7521-2

USN-7521-3

USN-7651-1

USN-7651-2

USN-7651-3

USN-7651-4

USN-7651-5

USN-7651-6

USN-7652-1

USN-7653-1

USN-7737-1

Affected Products

Almalinux

Astra Linux

Linuxmint

Linux Kernel

Red Hat

Rocky Linux

Suse

Ubuntu

References · 1928

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21828.json · Exploit
• https://ubuntu.com/security/CVE-2025-21666 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21674 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-58056 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-58054 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21726 · Security Note
• https://ubuntu.com/security/CVE-2025-21864 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21739 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-57949 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-58080 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-58071 · Security Note
• https://ubuntu.com/security/notices/USN-7651-3 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21852 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21690 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-58002 · Vendor Advisory