PT-2025-20338 · Linux+5 · Linux Kernel+5

Published

2025-05-08

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Updated

2026-04-20

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CVE-2025-37809

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 The issue concerns a NULL pointer access in the Linux kernel's USB Type-C class driver. Concurrent calls to the typec partner unlink device function can lead to a NULL pointer dereference. A patch has been added to include a mutex, protecting USB device pointers and preventing this issue. The mutex also safeguards both the device pointers and the partner device registration.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2025-10605
CVE-2025-37809
SUSE-SU-2025:01919-1
SUSE-SU-2025:01951-1
SUSE-SU-2025:01964-1
SUSE-SU-2025:01965-1
SUSE-SU-2025:01967-1
SUSE-SU-2025:01972-1
SUSE-SU-2025:02000-1
SUSE-SU-2025:20408-1
SUSE-SU-2025:20413-1
SUSE-SU-2025:20419-1
SUSE-SU-2025:20421-1
SUSE-SU-2025_01951-1
SUSE-SU-2025_01964-1
SUSE-SU-2025_01965-1
SUSE-SU-2025_01967-1
SUSE-SU-2025_01972-1
SUSE-SU-2025_02000-1
USN-7594-1
USN-7594-2
USN-7594-3
USN-8028-1
USN-8028-2
USN-8028-3
USN-8028-4
USN-8028-5
USN-8028-6
USN-8028-7
USN-8028-8
USN-8031-1
USN-8031-2
USN-8031-3
USN-8052-1
USN-8052-2
USN-8074-1
USN-8074-2
USN-8126-1

Affected Products

Astra Linux
Linuxmint
Linux Kernel
Red Os
Suse
Ubuntu