In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name() Add check for the return value of mgmt_alloc_skb() in mgmt_remote_name() to prevent null pointer dereference.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc5:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/37785a01040cb5d11ed0ddbcbf78491fcd073161 cve-icon cve-icon
https://git.kernel.org/stable/c/69fb168b88e4d62cb31cdd725b67ccc5216cfcaf cve-icon cve-icon
https://git.kernel.org/stable/c/88310caff68ae69d0574859f7926a59c1da2d60b cve-icon cve-icon
https://git.kernel.org/stable/c/c5845c73cbacf5704169283ef29ca02031a36564 cve-icon cve-icon
https://git.kernel.org/stable/c/f2176a07e7b19f73e05c805cf3d130a2999154cb cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025040134-CVE-2025-21937-90a8@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-21937 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-21937 cve-icon
History

Wed, 01 Oct 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 10 Apr 2025 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc5:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Wed, 02 Apr 2025 14:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Low

Tue, 01 Apr 2025 16:00:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name() Add check for the return value of mgmt_alloc_skb() in mgmt_remote_name() to prevent null pointer dereference.
Title Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name()
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-04-01T15:41:04.378Z

Updated: 2025-10-01T19:26:32.809Z

Reserved: 2024-12-29T08:45:45.789Z

Link: CVE-2025-21937

cve-icon Vulnrichment

Updated: 2025-10-01T14:38:02.700Z

cve-icon NVD

Status : Modified

Published: 2025-04-01T16:15:24.560

Modified: 2025-10-01T20:18:34.750

Link: CVE-2025-21937

cve-icon Redhat

Severity : Low

Publid Date: 2025-04-01T00:00:00Z

Links: CVE-2025-21937 - Bugzilla