Use-after-free in Linux kernel - CVE-2023-52769
Published: May 30, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90070
CSH Severity: 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-2023-52769
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 ath12k_htt_mlo_offset_event_handler() function in drivers/net/wireless/ath/ath12k/dp_rx.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/d908ca431e20b0e4bfc5d911d1744910ed779bdb
- https://git.kernel.org/stable/c/afd3425bd69610f318403084fe491e24a1357fb9
- https://git.kernel.org/stable/c/6afc57ea315e0f660b1f870a681737bb7b71faef
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7