#VU111376 Memory leak in Linux kernel - CVE-2022-50033
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111376
Vulnerability risk: 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-2022-50033
CWE-ID: CWE-401
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 memory leak within the ohci_hcd_ppc_of_probe() function in drivers/usb/host/ohci-ppc-of.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/0334d23c56ecf1ee1563bb83e29cc5a51ed7fb4e
- https://git.kernel.org/stable/c/0fc62bbc95319bbd330e3645afc7c286acec9ef8
- https://git.kernel.org/stable/c/403132881e66db7aa98b55c6655daedd80d407fd
- https://git.kernel.org/stable/c/40a959d7042bb7711e404ad2318b30e9f92c6b9b
- https://git.kernel.org/stable/c/c5c5bd5cdcc6dc9f75f53d1c89af463d39a2bb96
- https://git.kernel.org/stable/c/cb5dd65e889163e723df1c2f02288cc527a57785
- https://git.kernel.org/stable/c/ec583e300aee9f152a64911445092d18e1c36729
- https://git.kernel.org/stable/c/fe6fe64403710287f0ae61a516954d8a4f7c9e3f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.326