CVE-2025-71082: Bluetooth: btusb: revert use of devm_kzalloc in btusb
Published Jan 13, 2026
·Updated
Bluetooth: btusb: revert use of devmkzalloc in btusb
Affected Software
16 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.119.3-3
Linux Linux kernel>=3.7.1<5.15.198
Linux Linux kernel>=5.16<6.1.160
Linux Linux kernel>=6.2<6.6.120
Linux Linux kernel>=6.7<6.12.64
Linux Linux kernel>=6.13<6.18.4
Linux Linux kernel=3.7
Linux Linux kernel=6.19-rc1
Linux Linux kernel=6.19-rc2
Linux Linux kernel=6.19-rc3
Linux Linux kernel=6.19-rc4
Linux Linux kernel=6.19-rc5
Linux Linux kernel=6.19-rc6
Linux Linux kernel=6.19-rc7
Linux Linux kernel=6.19-rc8
Event History
Jan 13, 2026
CVE Published
via MITRE·03:34 PM
Data Sourced
via MITRE·03:34 PM
DescriptionSeverity
Data Sourced
via NVD·04:16 PM
RemedyDescriptionSeverityAffected Software
Jan 15, 2026
Data Sourced
via Microsoft·09:02 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·09:02 AM
Affected Software
Updated
via Microsoft·09:02 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2025-71082?
CVE-2025-71082 is classified as a moderate severity vulnerability affecting Bluetooth functionality in the Linux kernel.
2
How do I fix CVE-2025-71082?
To fix CVE-2025-71082, update the Linux kernel to the latest version that applies the appropriate security patches.
3
What affects CVE-2025-71082?
CVE-2025-71082 affects the Bluetooth subsystems in various versions of the Linux kernel.
4
What type of vulnerability is CVE-2025-71082?
CVE-2025-71082 is a software vulnerability due to improper memory management in the Bluetooth driver's implementation.
5
Can CVE-2025-71082 lead to exploitation?
Yes, CVE-2025-71082 has the potential to be exploited, leading to denial of service or other impacts on affected systems.