CVE-2024-20876 in Samsung
Summary
by MITRE • 06/04/2024
Improper input validation in libsheifdecadapter.so prior to SMR Jun-2024 Release 1 allows local attackers to lead to memory corruption.
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Analysis
by VulDB Data Team • 02/11/2025
The vulnerability identified as CVE-2024-20876 represents a critical security flaw within the libsheifdecadapter.so library component that affects systems prior to the SMR Jun-2024 Release 1. This issue stems from inadequate input validation mechanisms that fail to properly sanitize or verify data received by the library during processing operations. The vulnerability specifically targets the sheifdecadapter software module which is responsible for handling specific data formats and decoding operations within the affected system architecture.
The technical implementation of this flaw manifests through insufficient boundary checking and input sanitization routines within the libsheifdecadapter.so library. When processing malformed or unexpected input data, the library fails to validate the integrity and format of incoming parameters, leading to potential buffer overflows or memory corruption conditions. This weakness creates an exploitable entry point where malicious actors can craft specially designed inputs that bypass normal validation procedures and trigger unintended memory behavior. The vulnerability operates at the software library level rather than at the application layer, making it particularly dangerous as it can affect multiple applications that depend on this shared library component.
From an operational impact perspective, this vulnerability exposes systems to potential local privilege escalation attacks and memory corruption exploits that could result in system instability, application crashes, or more severe security consequences. Local attackers who can execute code on the target system gain the ability to manipulate memory structures through the vulnerable library interface, potentially leading to arbitrary code execution or denial of service conditions. The nature of the flaw suggests that successful exploitation could compromise the integrity of system memory and potentially allow attackers to execute malicious code with the privileges of the affected process. This vulnerability affects the overall security posture of systems relying on the impacted library, particularly in environments where multiple applications share this common component.
The remediation approach for CVE-2024-20876 requires immediate deployment of the SMR Jun-2024 Release 1 which includes patched versions of the libsheifdecadapter.so library. Organizations should implement comprehensive patch management procedures to ensure all affected systems receive the security updates promptly. Additionally, system administrators should conduct thorough vulnerability assessments to identify all instances of the vulnerable library across their infrastructure and apply the necessary updates. The vulnerability aligns with CWE-129 which addresses improper validation of input ranges and CWE-787 which covers out-of-bounds write conditions. From an ATT&CK framework perspective, this vulnerability could be leveraged under techniques such as T1068 for local privilege escalation and T1499 for system disruption, making it a significant concern for enterprise security teams. Organizations should also implement runtime monitoring and input validation controls to detect potential exploitation attempts while awaiting patch deployment.