Out-of-bounds write in Samsung Mobile Firmware - CVE-2021-25372
Published: November 10, 2022 / Updated: June 29, 2023
Vulnerability identifier: #VU69234
CSH Severity: Low
CVSS v4.0: 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:A/U:Clear
CVE-ID: CVE-2021-25372
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Samsung
Affected software:
Samsung Mobile Firmware
Samsung Mobile Firmware
Detailed vulnerability description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error within the DSP driver. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
How to mitigate CVE-2021-25372
Install updates from vendor's website.