#VU116349 Memory leak in Linux kernel - CVE-2022-50463
Published: October 1, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116349
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-2022-50463
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 mpc52xx_lpbfifo_probe() function in arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.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/0accd460dc7bbe5f55e41a8867c63db9d07b3ec8
- https://git.kernel.org/stable/c/40b4be399e0db7073dec5a0de5ca9994f7e31e58
- https://git.kernel.org/stable/c/5836947613ef33d311b4eff6a32d019580a214f5
- https://git.kernel.org/stable/c/9bf842ffdd216b9f94d5b051b5d8b815f2426538
- https://git.kernel.org/stable/c/be9caf2c936f15a9c3f9111e62bdde6357312f90
- https://git.kernel.org/stable/c/cbda93665a3857324f5c79e45769a83c78183199
- https://git.kernel.org/stable/c/e4002f293e5b44e57d2930513cca0dff32249812
- https://git.kernel.org/stable/c/f4ad0a7f0e78d65d38921ab2bef234e49be78b10
- https://git.kernel.org/stable/c/fb3ef6a5af4b003502c940ea50c0f55b06ebbfc9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2