Input validation error in Samsung Mobile Firmware - CVE-2021-25345
Published: November 10, 2022
Vulnerability identifier: #VU69230
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-25345
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to graphic format mismatch while converting video format in hwcomposer. A remote attacker can trick the victim into opening a specially crafted file and cause kernel panic.
Affected software
Samsung Mobile Firmware
How to mitigate CVE-2021-25345
Install updates from vendor's website.
Samsung Mobile Firmware - update to SMR-MAR-2021