CVE-2019-14086 Explained : Impact and Mitigation
Learn about CVE-2019-14086, a Qualcomm Snapdragon vulnerability leading to integer overflow issues during frame length verification. Find mitigation steps and prevention measures here.
A vulnerability in various Qualcomm Snapdragon platforms could lead to an integer overflow issue during frame length verification, potentially resulting in unexpected outcomes.
Understanding CVE-2019-14086
This CVE involves an integer overflow vulnerability affecting multiple Snapdragon platforms.
What is CVE-2019-14086?
The vulnerability arises from incorrect handling of frame length verification in Qualcomm Snapdragon platforms, potentially leading to unexpected results during the verification process.
The Impact of CVE-2019-14086
The integer overflow issue could be exploited by attackers to cause system crashes, denial of service, or potentially execute arbitrary code on affected devices.
Technical Details of CVE-2019-14086
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability involves an integer overflow issue during frame length verification in various Qualcomm Snapdragon platforms.
Affected Systems and Versions
- Affected Systems: Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
- Affected Versions: APQ8098, MDM9607, MSM8998, QCA6584, QCN7605, QCS605, SDA660, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SM6150, SM7150, SM8150, SXR1130
Exploitation Mechanism
The vulnerability occurs when a 32-bit integer representing the frame length is added to another 32-bit integer, potentially causing unexpected outcomes during the verification process.
Mitigation and Prevention
Protecting systems from CVE-2019-14086 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply patches provided by Qualcomm to address the vulnerability.
- Monitor Qualcomm's security bulletins for updates and advisories.
Long-Term Security Practices
- Regularly update software and firmware on affected devices.
- Implement network segmentation and access controls to limit exposure to potential attacks.
Patching and Updates
- Ensure all affected systems are updated with the latest patches from Qualcomm.