#VU111477 Out-of-bounds read in Linux kernel - CVE-2022-50103
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111477
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-2022-50103
CWE-ID: CWE-125
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 an out-of-bounds read error within the cpuset_cpumask_can_shrink() and task_can_attach() functions in kernel/sched/core.c, within the cpuset_can_attach() function in kernel/cgroup/cpuset.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/147f66d22f58712dce7ccdd6a1f6cb3ee8042df4
- https://git.kernel.org/stable/c/336626564b58071b8980a4e6a31a8f5d92705d9b
- https://git.kernel.org/stable/c/357f3f0e522a6ce1ce4a571cb780d9861d53bec7
- https://git.kernel.org/stable/c/b6e8d40d43ae4dec00c8fea2593eeea3114b8f44
- https://git.kernel.org/stable/c/f56607b44c9896e51678a7e8cdd3a5479f4b4548
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2