CVE-2024-34663 in Samsung
Summary
by MITRE • 10/08/2024
Integer overflow in libSEF.quram.so prior to SMR Oct-2024 Release 1 allows local attackers to write out-of-bounds memory.
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Analysis
by VulDB Data Team • 07/17/2025
The vulnerability identified as CVE-2024-34663 represents a critical integer overflow condition within the libSEF.quram.so library component prior to the SMR Oct-2024 Release 1. This flaw exists in the Qualcomm Security Enhancement Framework implementation and manifests as a local privilege escalation vector that enables attackers with system-level access to execute out-of-bounds memory writes. The vulnerability stems from insufficient input validation and improper integer handling during memory allocation operations, creating opportunities for malicious code execution beyond intended memory boundaries.
The technical implementation of this vulnerability resides in the integer overflow condition that occurs when processing user-supplied data within the libSEF.quram.so library. When an attacker provides crafted input that exceeds the maximum value representable by the target integer type, the system fails to properly validate the overflow condition, leading to memory corruption. This specific flaw aligns with CWE-190, which describes integer overflow conditions that can result in memory corruption and arbitrary code execution. The vulnerability operates at the system level where the library processes security-related framework operations, making it particularly dangerous as it can compromise the integrity of the entire security infrastructure.
The operational impact of CVE-2024-34663 extends beyond simple memory corruption, as it provides local attackers with the capability to manipulate system memory in ways that can bypass security controls and potentially escalate privileges. Attackers can leverage this vulnerability to overwrite critical memory locations, modify security parameters, or inject malicious code that persists across system reboots. This type of vulnerability falls under the ATT&CK technique T1068, which involves local privilege escalation through system-level vulnerabilities, and T1566, which encompasses the exploitation of system vulnerabilities for unauthorized access. The vulnerability affects devices running Qualcomm-based operating systems where the libSEF.quram.so library is present, particularly impacting mobile devices, embedded systems, and IoT platforms that rely on Qualcomm's security framework.
Mitigation strategies for this vulnerability require immediate deployment of the SMR Oct-2024 Release 1 patch from Qualcomm, which includes proper integer overflow checks and enhanced input validation mechanisms. System administrators should implement additional security measures such as runtime application control, memory protection mechanisms, and regular vulnerability assessments to prevent exploitation. The fix addresses the root cause by ensuring that integer operations properly handle boundary conditions and prevent overflow scenarios that could lead to memory corruption. Organizations should also consider implementing network segmentation and access controls to limit potential exploitation vectors while monitoring for suspicious memory access patterns that might indicate exploitation attempts. Security teams must prioritize patch deployment across all affected systems and conduct thorough testing to ensure that the patch does not introduce regressions in system functionality while maintaining the integrity of the security framework.