SB2024062457 - Buffer overflow in Linux kernel coco tdx
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062457
CSH 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 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2023-52874)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 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
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.
Remediation
Install update from vendor's website.
References
- 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