CVE-2018-11968 : Security Advisory and Response

A vulnerability in various Qualcomm Snapdragon processors could lead to an integer overflow, affecting a wide range of products and versions.

Understanding CVE-2018-11968

This CVE identifies an issue in Qualcomm Snapdragon processors that could result in an integer overflow, impacting multiple product lines.

What is CVE-2018-11968?

Improper verification prior to assigning a value can potentially result in an integer overflow in various Qualcomm Snapdragon processors, including Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking.

The Impact of CVE-2018-11968

The vulnerability could allow attackers to exploit the integer overflow, potentially leading to security breaches, data corruption, or system crashes in the affected Qualcomm Snapdragon processors.

Technical Details of CVE-2018-11968

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from improper checks before assigning values, which can trigger an integer overflow in a wide range of Qualcomm Snapdragon processors.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking
Versions: IPQ4019, IPQ8064, IPQ8074, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA4020, QCA6174A, QCA6564, QCA6574, QCA6574AU, QCA6584, QCA6584AU, QCA8081, QCA9377, QCA9379, QCA9531, QCA9558, QCA9563, QCA9880, QCA9886, QCA9980, QCN5502, QCS605, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 600, SD 625, SD 636, SD 675, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SD 8CX, SDA660, SDM630, SDM660, SDX20, SDX24, SM7150, Snapdragon_High_Med_2016, SXR1130

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to trigger an integer overflow in the affected Qualcomm Snapdragon processors, potentially leading to security risks.

Mitigation and Prevention

Protecting systems from CVE-2018-11968 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm to address the vulnerability promptly.
Monitor for any unusual system behavior that could indicate exploitation of the integer overflow.

Long-Term Security Practices

Regularly update firmware and software to ensure the latest security patches are in place.
Conduct security assessments and audits to identify and mitigate potential vulnerabilities proactively.

Patching and Updates

Stay informed about security bulletins and advisories from Qualcomm to implement timely patches and updates to safeguard systems against CVE-2018-11968.