Out-of-bounds read in Linux kernel - CVE-2022-50079
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111480
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-2022-50079
CWE-ID: CWE-125
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 an out-of-bounds read error within the dcn303_stream_encoder_create() function in drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50079
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/4c31dca1799612eb3b6413e3e574f90c3fb8f865
- https://git.kernel.org/stable/c/82a27c1855445d48aacc67b0c0640f3dadebe52f
- https://git.kernel.org/stable/c/89b008222c2bf21e50219725caed31590edfd9d1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.63
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0