#VU99434 Use-after-free in Linux kernel - CVE-2024-50067
Published: October 28, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99434
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-2024-50067
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 uprobe_buffer_init(), prepare_uprobe_buffer() and __uprobe_trace_func() functions in kernel/trace/trace_uprobe.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/373b9338c9722a368925d83bc622c596896b328e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.118
- 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