CVE-2017-13293 : Security Advisory and Response
Learn about CVE-2017-13293, a critical Android kernel vulnerability allowing local privilege escalation without user interaction. Find mitigation steps and patching advice here.
Android kernel vulnerability with potential local privilege escalation.
Understanding CVE-2017-13293
What is CVE-2017-13293?
A missing bounds check in the nfc_hci_cmd_received() function of the Android kernel could lead to an out-of-bounds write, allowing local privilege escalation without additional execution privileges.
The Impact of CVE-2017-13293
This vulnerability could be exploited for local escalation of privilege in the Android kernel without requiring user interaction.
Technical Details of CVE-2017-13293
Vulnerability Description
The vulnerability arises from a missing bounds check in the nfc_hci_cmd_received() function of the Android kernel, potentially resulting in an out-of-bounds write.
Affected Systems and Versions
- Affected Product: Android
- Vendor: Google Inc.
- Versions: Android kernel
Exploitation Mechanism
The vulnerability can be exploited to achieve local escalation of privilege in the Android kernel without the need for additional execution privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Google promptly.
- Monitor official security bulletins for updates.
Long-Term Security Practices
- Regularly update the Android operating system to the latest version.
- Implement security best practices to mitigate privilege escalation risks.
Patching and Updates
Regularly check for and apply security patches released by Google to address this vulnerability.