SB2018011323 - Out-of-bounds write in Google, Google Android
Published: January 13, 2018 Updated: August 8, 2020
Security Bulletin ID
SB2018011323
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2017-13217)
The vulnerability allows a local authenticated user to execute arbitrary code.
In DisplayFtmItem in the bootloader, there is an out-of-bounds write due to reading a string without verifying that it's null-terminated. This could lead to a secure boot bypass and a local elevation of privilege enabling code execution as a privileged process with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-68269077.
Remediation
Install update from vendor's website.