CVE-2025-48907 in HarmonyOS
Summary
by MITRE • 06/06/2025
Deserialization vulnerability in the IPC module Impact: Successful exploitation of this vulnerability may affect availability.
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Analysis
by VulDB Data Team • 06/06/2025
The vulnerability identified as CVE-2025-48907 represents a critical deserialization flaw within the Inter-Process Communication module of the affected system. This type of vulnerability typically arises when applications process untrusted data through deserialization mechanisms without proper validation or sanitization. The IPC module serves as a crucial component for facilitating communication between different processes or applications, making it a prime target for attackers seeking to compromise system integrity and availability. The flaw specifically manifests in how the system handles serialized data structures during inter-process communication operations, creating potential entry points for malicious actors to execute arbitrary code or manipulate system behavior.
Deserialization vulnerabilities fall under the broader category of CWE-502, which encompasses issues related to deserialization of untrusted data. These vulnerabilities are particularly dangerous because they can enable attackers to perform remote code execution, privilege escalation, or denial of service attacks depending on the system architecture and implementation details. The specific nature of this vulnerability within the IPC module suggests that it may be triggered when the system processes serialized objects from external sources or even internal processes that have been compromised. Attackers could potentially craft malicious serialized data that, when processed by the vulnerable IPC module, executes unintended operations or disrupts normal system functionality.
The impact classification indicating potential availability compromise aligns with common exploitation patterns of deserialization vulnerabilities. When successfully exploited, such vulnerabilities can lead to system crashes, resource exhaustion, or complete service disruption. The availability impact occurs because the deserialization process may cause the system to enter an unstable state when processing malicious input, potentially leading to infinite loops, stack overflows, or memory corruption that results in system instability. In the context of IPC modules, this availability threat extends beyond individual applications to potentially affect entire system communication channels, as these modules often serve as fundamental infrastructure components that other services depend upon for proper operation.
Mitigation strategies for CVE-2025-48907 should prioritize immediate patching of the affected IPC module components, following the vendor's security advisory release. Organizations must implement robust input validation mechanisms that prevent untrusted data from being processed through deserialization routines, particularly within IPC contexts where data integrity cannot be guaranteed. The implementation of secure coding practices including the use of allowlists for deserialization, employing alternative data formats such as JSON or XML instead of binary serialization, and implementing proper access controls around IPC communication channels should be considered. Additionally, network segmentation and monitoring of IPC communication patterns can help detect anomalous behavior that might indicate exploitation attempts. Security teams should also conduct thorough code reviews focusing on deserialization handling within IPC modules and implement automated tools to identify similar vulnerabilities across the entire software ecosystem, as this class of vulnerability often appears in multiple components within complex software architectures.