SB2019121834 - Buffer overflow in Apple tvOS
Published: December 18, 2019 Updated: July 17, 2020
Security Bulletin ID
SB2019121834
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2019-8553)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2. Clicking a malicious SMS link may lead to arbitrary code execution.
Remediation
Install update from vendor's website.