Memory leak in Linux kernel - CVE-2022-50702
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120366
CSH Severity: Low
CVSS v4.0: 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-2022-50702
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the vdpasim_net_init() function in drivers/vdpa/vdpa_sim/vdpa_sim_net.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50702
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/337c24d817e28dd454ca22f1063dfad20822426e
- https://git.kernel.org/stable/c/586e6fd7d581f987f7d0d2592edf0b26397e783e
- https://git.kernel.org/stable/c/5be953e353fe421f2983e1fd37f07fba97edbffc
- https://git.kernel.org/stable/c/aeca7ff254843d49a8739f07f7dab1341450111d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2