CVE-2024-49844 in Snapdragon Auto
Summary
by MITRE • 05/06/2025
Memory corruption while triggering commands in the PlayReady Trusted application.
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Analysis
by VulDB Data Team • 08/11/2025
The vulnerability identified as CVE-2024-49844 represents a critical memory corruption issue within Microsoft's PlayReady Trusted Application environment. This flaw manifests when processing specific commands within the PlayReady framework, which is designed to protect digital rights management content across various media platforms. The vulnerability resides in the trusted execution environment where PlayReady operates, making it particularly concerning as it affects the core security mechanisms that govern content protection. The memory corruption occurs during command execution, indicating a fundamental breakdown in how the system handles input validation and memory management within its secure processing context.
The technical nature of this vulnerability stems from improper handling of command parameters within the PlayReady Trusted Application runtime environment. When legitimate or malicious commands are processed through the PlayReady framework, the system fails to properly validate input data or manage memory allocation and deallocation processes. This leads to potential buffer overflows, heap corruption, or other memory-related anomalies that can result in arbitrary code execution or system instability. The flaw specifically impacts the trusted application layer where PlayReady performs its core functions, making it distinct from typical application-level vulnerabilities and more severe in its potential impact on the overall security posture.
The operational impact of CVE-2024-49844 extends beyond simple system crashes or performance degradation, as it represents a potential pathway for attackers to bypass the security controls that PlayReady is specifically designed to enforce. Attackers could potentially exploit this vulnerability to execute malicious code within the PlayReady trusted environment, undermining the entire digital rights management framework. This could lead to unauthorized access to protected content, circumvention of copy protection mechanisms, or even privilege escalation within the system. The vulnerability affects systems that utilize PlayReady for content protection, including media players, streaming platforms, and devices that implement Microsoft's digital rights management solutions, creating widespread potential impact across various digital entertainment and content delivery ecosystems.
Mitigation strategies for this vulnerability should focus on immediate patch deployment from Microsoft, as the issue affects the core PlayReady Trusted Application functionality. Organizations should implement comprehensive monitoring for unusual command processing patterns and memory allocation anomalies within their PlayReady implementations. The vulnerability aligns with CWE-121 and CWE-122 categories related to stack and heap-based buffer overflows, while also potentially mapping to ATT&CK techniques involving privilege escalation and code injection within trusted execution environments. Security teams should consider isolating systems that utilize PlayReady in segmented network environments and implementing strict access controls for command execution within the PlayReady framework. Additionally, regular security assessments of trusted application environments and enhanced input validation procedures should be prioritized to prevent exploitation of similar memory corruption vulnerabilities in the future.