Resource management error in Linux kernel - CVE-2023-52839
Published: June 20, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92967
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2023-52839
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the pmu_sbi_ctr_start() and pmu_sbi_ctr_stop() functions in drivers/perf/riscv_pmu_sbi.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2023-52839
Install update from vendor's website.
Linux kernel - addressed in versions 6.6.2, 6.7