Buffer overflow in SHIELD TV - CVE-2021-34402
Published: January 12, 2022
Vulnerability identifier: #VU59555
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-34402
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a malicious application to escalate privileges on the system.
The vulnerability exists due to a boundary error within NVIDIA NVDEC in NVIDIA Tegra kernel driver. A malicious application can trigger memory corruption and execute arbitrary code with elevated privileges.
Affected software
SHIELD TV
How to mitigate CVE-2021-34402
Install updates from vendor's website.
SHIELD TV - update to 9.0