CVE-2019-2345 : What You Need to Know
Learn about CVE-2019-2345, a race condition vulnerability in Snapdragon platforms affecting various models. Find out the impact, affected systems, exploitation risks, and mitigation steps.
A race condition may occur when accessing the DMA buffer in the jpeg driver in various Snapdragon platforms, including Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, and Snapdragon Wearables. The affected Snapdragon models include MSM8909W, MSM8996AU, QCS605, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SDA660, SDM660, SDX20, and SDX24.
Understanding CVE-2019-2345
A race condition vulnerability affecting various Snapdragon platforms.
What is CVE-2019-2345?
- A race condition occurs when accessing the DMA buffer in the jpeg driver in multiple Snapdragon platforms.
The Impact of CVE-2019-2345
- This vulnerability could be exploited to execute arbitrary code or cause a denial of service on affected devices.
Technical Details of CVE-2019-2345
A vulnerability related to a race condition in the jpeg driver of Snapdragon platforms.
Vulnerability Description
- The issue involves an always-incorrect control flow implementation in the camera library.
Affected Systems and Versions
- Vendor: Qualcomm, Inc.
- Products: Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
- Versions: MSM8909W, MSM8996AU, QCS605, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SDA660, SDM660, SDX20, SDX24
Exploitation Mechanism
- Attackers could exploit this vulnerability by manipulating the DMA buffer access in the jpeg driver, potentially leading to unauthorized code execution.
Mitigation and Prevention
Steps to address and prevent the CVE-2019-2345 vulnerability.
Immediate Steps to Take
- Apply security patches provided by Qualcomm to fix the vulnerability.
- Monitor vendor communications for updates and advisories.
Long-Term Security Practices
- Regularly update software and firmware on affected devices.
- Implement network security measures to detect and prevent potential attacks.
- Conduct security assessments and audits periodically.
Patching and Updates
- Ensure timely installation of security patches released by Qualcomm to mitigate the vulnerability.