SB2024071719 - Memory leak in Linux kernel bluetooth
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071719
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-48844)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the hci_release_dev() function in net/bluetooth/hci_core.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3679ccc09d8806686d579095ed504e045af7f7d6
- https://git.kernel.org/stable/c/9473d06bd1c8da49eafb685aa95a290290c672dd
- https://git.kernel.org/stable/c/dd3b1dc3dd050f1f47cd13e300732852414270f8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17