CVE-2019-10495 : What You Need to Know

A potential issue with arbitrary buffer write arises during the processing of the sequence header in HEVC or AVC encoding. This problem can affect various Qualcomm platforms such as Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, impacting devices using a range of Qualcomm processors.

Understanding CVE-2019-10495

This CVE identifies an improper input validation issue in video processing that can lead to arbitrary buffer write vulnerabilities.

What is CVE-2019-10495?

CVE-2019-10495 is a vulnerability that allows attackers to exploit a buffer write issue during the processing of sequence headers in HEVC or AVC encoding on multiple Qualcomm platforms.

The Impact of CVE-2019-10495

This vulnerability can potentially be exploited by malicious actors to execute arbitrary code, leading to a range of security risks including data breaches, system compromise, and unauthorized access to sensitive information.

Technical Details of CVE-2019-10495

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability involves an improper input validation issue in video processing, specifically during the handling of sequence headers in HEVC or AVC encoding on Qualcomm platforms.

Affected Systems and Versions

Vendor: Qualcomm, Inc.
Affected Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Affected Versions: MSM8909W, MSM8996AU, QCS605, Qualcomm 215, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130

Exploitation Mechanism

The vulnerability can be exploited by manipulating the sequence header processing in HEVC or AVC encoding, allowing attackers to write arbitrary data into buffers and potentially execute malicious code.

Mitigation and Prevention

Protecting systems from CVE-2019-10495 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly to address the vulnerability.
Monitor for any unusual activities or unauthorized access on affected devices.

Long-Term Security Practices

Regularly update software and firmware on Qualcomm devices to mitigate potential security risks.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to ensure timely patching of vulnerabilities.