CVE-2019-2264 : Exploit Details and Defense Strategies
Learn about CVE-2019-2264, a null pointer dereference issue in Snapdragon platforms, potentially leading to denial of service or arbitrary code execution. Find mitigation steps and affected products.
A null pointer dereference issue can occur in the channel context when attempting to open a glink channel within various Snapdragon platforms such as Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables. This issue affects multiple Qualcomm products and versions.
Understanding CVE-2019-2264
This CVE-2019-2264 vulnerability involves a null pointer dereference in specific Snapdragon platforms, potentially leading to security risks.
What is CVE-2019-2264?
CVE-2019-2264 is a null pointer dereference vulnerability found in Qualcomm Snapdragon platforms, impacting various products and versions.
The Impact of CVE-2019-2264
This vulnerability could be exploited to cause denial of service or potentially execute arbitrary code on affected devices, posing a significant security risk.
Technical Details of CVE-2019-2264
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability involves a null pointer dereference issue in the channel context when opening a glink channel in Snapdragon platforms.
Affected Systems and Versions
- Affected Products: Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
- Affected Versions: MDM9607, MDM9640, MSM8909W, QCS405, QCS605, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 712 / SD 710 / SD 670, SD 820A, SD 835, SD 845 / SD 850, SDM439, SDM630, SDM660, SDX24
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to trigger a null pointer dereference, potentially leading to system crashes or unauthorized code execution.
Mitigation and Prevention
To address CVE-2019-2264 and enhance system security, follow these mitigation steps:
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor official security bulletins for updates and advisories.
Long-Term Security Practices
- Implement secure coding practices to prevent null pointer dereference vulnerabilities.
- Regularly update firmware and software to mitigate potential risks.
Patching and Updates
- Ensure all affected systems are updated with the latest patches from Qualcomm to address the vulnerability.