#VU120555 Buffer overflow in Linux kernel - CVE-2022-50719
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120555
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50719
CWE-ID: CWE-119
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 escalate privileges on the system.
The vulnerability exists due to memory corruption within the line6_midi_transmit() function in sound/usb/line6/midi.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/0c76087449ee4ed45a88b10017d02c6694caedb1
- https://git.kernel.org/stable/c/0c9118e381ff538874e00fd4e66a768273c150fb
- https://git.kernel.org/stable/c/25e8c6ecb46843a955f254b8f0d77894e4a53dc4
- https://git.kernel.org/stable/c/389d34c2a8b52acc351fd932ed4bea41fee5a39b
- https://git.kernel.org/stable/c/49cb7737e733013ec86aa77ed2e19b94a68eaa05
- https://git.kernel.org/stable/c/61e4be4a60cc6de723f8c574ddbcb3025eb44cac
- https://git.kernel.org/stable/c/66f359ad66d49f75d39ac729f9114dabf90b81bb
- https://git.kernel.org/stable/c/b026af92b2cea907c780f7168c730c816cd33311
- https://git.kernel.org/stable/c/b8800d324abb50160560c636bfafe2c81001b66c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.303
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.270
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.337
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2