SB2025091650 - Memory leak in Linux kernel misc ocxl driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091650
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) Memory leak (CVE-ID: CVE-2022-50337)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the read_dvsec_vendor(), get_dvsec_vendor0(), ocxl_config_get_reset_reload() and ocxl_config_set_reset_reload() functions in drivers/misc/ocxl/config.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/27158c72678b39ee01cc01de1aba6b51c71abe2f
- https://git.kernel.org/stable/c/37a13b274e4513c757e50c002ddcbf4bc89adbb2
- https://git.kernel.org/stable/c/40ff4c2335a98f0ee96b099bfd70b8e6644f321f
- https://git.kernel.org/stable/c/9a1b3148975b71fdc194e62612478346bbe618cd
- https://git.kernel.org/stable/c/a40e1b0a922a53fa925ea8b296e3de30a31ed028
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163