CVE-2018-9497 : Vulnerability Insights and Analysis

Android operating system versions 7.0 to 9.0 are affected by a vulnerability that could lead to remote code execution.

Understanding CVE-2018-9497

This CVE involves a potential out-of-bounds write vulnerability in the Android operating system versions 7.0 to 9.0.

What is CVE-2018-9497?

The function impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 in the file impeg2_format_conv.s lacks a bounds check, allowing for an out-of-bounds write. Exploiting this flaw could result in remote code execution without additional privileges, requiring user interaction for successful exploitation.

The Impact of CVE-2018-9497

Successful exploitation could lead to remote code execution on affected Android devices.
Attackers could potentially execute malicious code without needing additional privileges.

Technical Details of CVE-2018-9497

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from a missing bounds check in the impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 function, allowing an out-of-bounds write.

Affected Systems and Versions

The vulnerability affects the following Android versions:

Android 7.0
Android 7.1.1
Android 7.1.2
Android 8.0
Android 8.1
Android 9.0

Exploitation Mechanism

Exploiting this vulnerability requires user interaction.
Attackers can trigger remote code execution by exploiting the out-of-bounds write flaw.

Mitigation and Prevention

Protecting systems from CVE-2018-9497 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Google for the affected Android versions.
Educate users about potential social engineering tactics that attackers might use to exploit this vulnerability.

Long-Term Security Practices

Regularly update Android devices to the latest software versions to mitigate known vulnerabilities.
Implement security awareness training to educate users on identifying and avoiding potential threats.

Patching and Updates

Google has released security updates addressing CVE-2018-9497 for the affected Android versions.