Buffer overflow in Linux kernel - CVE-2023-52874
Published: June 24, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93142
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52874
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the SYM_FUNC_END() function in arch/x86/coco/tdx/tdcall.S. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-52874
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/2191950d35d8f81620ea8d4e04d983f664fe3a8a
- https://git.kernel.org/stable/c/de4c5bacca4f50233f1f791bec9eeb4dee1b14cd
- https://git.kernel.org/stable/c/5d092b66119d774853cc9308522620299048a662
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7