#VU106662 Out-of-bounds read in Linux kernel - CVE-2025-21985
Published: April 2, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106662
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-2025-21985
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 populate_dml_output_cfg_from_stream_state() and map_dc_state_into_dml_display_cfg() functions in drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c, within the dml21_map_dc_state_into_dml_display_cfg() function in drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.