Use of uninitialized resource in Linux kernel - CVE-2023-52570
Published: June 10, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91682
CSH Severity: Low
CVSSv4.0: 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-2023-52570
CWE-ID: CWE-908
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the parent_create_sysfs_files() function in drivers/vfio/mdev/mdev_sysfs.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/c01b2e0ee22ef8b4dd7509a93aecc0ac0826bae4
- https://git.kernel.org/stable/c/52093779b1830ac184a23848d971f06404cf513e
- https://git.kernel.org/stable/c/c777b11d34e0f47dbbc4b018ef65ad030f2b283a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.56
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6