Out-of-bounds write in Apple iOS and iPadOS - CVE-2022-22636
Published: March 14, 2022
Vulnerability identifier: #VU61344
CSH Severity: High
CVSS v4: 8.5 [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]
CVE-ID: CVE-2022-22636
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error within AVEVideoEncoder. A malicious application can execute arbitrary code on the system with kernel privileges.
Affected software
Apple iOS
iPadOS
tvOS
iPadOS
tvOS
How to mitigate CVE-2022-22636
Install updates from vendor's website.
Apple iOS - update to 15.4 19E241
iPadOS - update to 15.4 19E241
tvOS - update to 15.4 19L440
iPadOS - update to 15.4 19E241
tvOS - update to 15.4 19L440