#VU99806 Use-after-free in Linux kernel - CVE-2024-50125
Published: November 5, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99806
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-50125
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the SCO_CONN_TIMEOUT(), sco_sock_timeout() and sco_conn_del() functions in net/bluetooth/sco.c, within the bt_sock_unlink() function in net/bluetooth/af_bluetooth.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/9ddda5d967e84796e7df1b54a55f36b4b9f21079
- https://git.kernel.org/stable/c/d30803f6a972b5b9e26d1d43b583c7ec151de04b
- https://git.kernel.org/stable/c/80b05fbfa998480fb3d5299d93eab946f51e9c36
- https://git.kernel.org/stable/c/1bf4470a3939c678fb822073e9ea77a0560bc6bb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59