Memory leak in Linux kernel - CVE-2022-50659
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119544
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-2022-50659
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 geode_rng_init() function in drivers/char/hw_random/geode-rng.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50659
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/19b7b85773b18457ff85a9ff4f5e2a2d4bf7ed0c
- https://git.kernel.org/stable/c/5cc818ad53df650cac8fb41d9066665366af3f03
- https://git.kernel.org/stable/c/6b9e43c4098f1310f5b4d52121d007a219fa5d43
- https://git.kernel.org/stable/c/82bd423ed977847652b2048b0f8dcf049b1847a9
- https://git.kernel.org/stable/c/874f798c2db5ad595e46982d7f727a679dacb048
- https://git.kernel.org/stable/c/88f4ea623f59155280d99d1a59a968f838472c4a
- https://git.kernel.org/stable/c/9f6ec8dc574efb7f4f3d7ee9cd59ae307e78f445
- https://git.kernel.org/stable/c/aa96aff394a511cc7bb7df08d1b8504d4d97671e
- https://git.kernel.org/stable/c/e2f44baf62567c5cfbc274974c7d96dddad53ccc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.303