CVE-2018-5831 Explained : Impact and Mitigation
Learn about CVE-2018-5831, an Integer Overflow or Wraparound in Graphics vulnerability affecting Qualcomm's Android products. Find mitigation steps and impacted versions.
A reference counting error in the KGSL driver found in Android releases from CAF, which utilize the Linux kernel, such as Android for MSM, Firefox OS for MSM, and QRD Android, may result in a Use After Free scenario. This issue is present in versions prior to the security patch level 2018-06-05.
Understanding CVE-2018-5831
This CVE-2018-5831 vulnerability affects Qualcomm, Inc.'s products and has the potential for a Use After Free condition due to a reference counting error in the KGSL driver.
What is CVE-2018-5831?
CVE-2018-5831 is an Integer Overflow or Wraparound in Graphics vulnerability present in Android releases from CAF using the Linux kernel, impacting products like Android for MSM, Firefox OS for MSM, and QRD Android.
The Impact of CVE-2018-5831
The vulnerability may lead to a Use After Free scenario, potentially exploited by attackers to execute arbitrary code or cause a denial of service.
Technical Details of CVE-2018-5831
This section provides detailed technical information about the CVE-2018-5831 vulnerability.
Vulnerability Description
The reference counting error in the KGSL driver can trigger a Use After Free condition, posing a security risk to affected systems.
Affected Systems and Versions
- Vendor: Qualcomm, Inc.
- Products: Android for MSM, Firefox OS for MSM, QRD Android
- Vulnerable Versions: All Android releases from CAF using the Linux kernel
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to potentially execute arbitrary code or disrupt system operations.
Mitigation and Prevention
To address CVE-2018-5831, users and organizations should take immediate and long-term security measures.
Immediate Steps to Take
- Apply security patches and updates to mitigate the vulnerability.
- Monitor vendor security bulletins for relevant information.
Long-Term Security Practices
- Implement secure coding practices to prevent similar vulnerabilities.
- Conduct regular security assessments and audits to identify and address potential risks.
Patching and Updates
- Install the security patch level 2018-06-05 or later to remediate the vulnerability.