SB2024062483 - Buffer overflow in Linux kernel riscv kernel
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062483
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 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2024-38667)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the cpu_update_secondary_bootdata() function in arch/riscv/kernel/cpu_ops_spinwait.c, within the sbi_cpu_start() function in arch/riscv/kernel/cpu_ops_sbi.c. 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/ea22d4195cca13d5fdbc4d6555a2dfb8a7867a9e
- https://git.kernel.org/stable/c/3090c06d50eaa91317f84bf3eac4c265e6cb8d44
- https://git.kernel.org/stable/c/0c1f28c32a194303da630fca89481334b9547b80
- https://git.kernel.org/stable/c/a638b0461b58aa3205cd9d5f14d6f703d795b4af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33