CVE-2019-2335 : What You Need to Know

An infinite loop vulnerability exists in multiple Qualcomm Snapdragon products, potentially leading to denial of service when processing specific messages.

Understanding CVE-2019-2335

This CVE describes a critical issue in Qualcomm Snapdragon products that could result in an infinite loop under certain conditions.

What is CVE-2019-2335?

An infinite loop occurs in various Qualcomm Snapdragon products when the valid exit condition is not met during the processing of the Attach Reject message.

The Impact of CVE-2019-2335

The vulnerability could be exploited to trigger a denial of service condition, impacting the availability of the affected devices.

Technical Details of CVE-2019-2335

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability involves an infinite loop in Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, and Wearables products when processing the Attach Reject message.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables
Versions: APQ8009, APQ8017, APQ8053, APQ8096AU, and more (refer to vendor's advisory for full list)

Exploitation Mechanism

The vulnerability is triggered when the valid exit condition is not met during the processing of the Attach Reject message, leading to an infinite loop.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches provided by Qualcomm promptly.
Monitor vendor communications for updates and advisories.

Long-Term Security Practices

Regularly update software and firmware to the latest versions.
Implement network segmentation and access controls to limit exposure.

Patching and Updates

Qualcomm has released patches to address this vulnerability. Refer to the vendor's security bulletin for specific patch details and instructions.