CVE-2026-0032 in Android
Summary
by MITRE • 03/02/2026
In multiple functions of mem_protect.c, there is a possible out-of-bounds write due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
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Analysis
by VulDB Data Team • 03/10/2026
The vulnerability identified as CVE-2026-0032 represents a critical security flaw within the memory protection mechanisms of a system, specifically manifesting in the mem_protect.c source file. This issue stems from a fundamental logic error that creates conditions where out-of-bounds write operations can occur during the execution of multiple functions within the memory protection module. The flaw exists at the code level where boundary checks are either absent or incorrectly implemented, allowing malicious actors to potentially overwrite memory regions beyond their intended scope. Such vulnerabilities are particularly dangerous because they can be exploited without requiring any user interaction, making them highly attractive to attackers seeking to establish persistent access to systems. The logical error in question likely involves improper validation of array indices or buffer sizes during memory operations, creating opportunities for memory corruption that can be leveraged for privilege escalation.
The technical nature of this vulnerability aligns with CWE-787, which describes out-of-bounds write conditions, and CWE-20, which covers improper input validation. The flaw operates at the kernel or system-level memory management functions where privilege escalation opportunities arise from memory corruption. When an out-of-bounds write occurs in memory protection routines, it can corrupt critical data structures, function pointers, or control flow information that governs system security policies. The exploitability of this condition is particularly concerning because it requires no additional execution privileges beyond what is normally available to a user, meaning that even unprivileged processes can potentially leverage this vulnerability to gain elevated system privileges. This characteristic places the vulnerability in the ATT&CK framework under privilege escalation techniques, specifically targeting the T1068 - Exploitation for Privilege Escalation tactic.
The operational impact of CVE-2026-0032 extends beyond simple memory corruption, as successful exploitation can result in complete system compromise through local privilege escalation. An attacker who successfully exploits this vulnerability could gain root or administrator privileges on the affected system, enabling them to execute arbitrary code, modify system files, establish backdoors, or access sensitive data. The implications are particularly severe in environments where multiple users share systems or where the affected software runs with elevated privileges. The lack of user interaction requirements means that automated exploitation tools could potentially discover and exploit this vulnerability across multiple systems without human intervention, creating a significant threat vector for attackers seeking to establish persistent access to networks. The vulnerability's location within memory protection functions suggests that it could affect core system security mechanisms, potentially undermining the integrity of memory management policies that protect against unauthorized access.
Mitigation strategies for CVE-2026-0032 should prioritize immediate patching of affected systems, as this vulnerability represents a high-severity risk that can be exploited without user interaction. Organizations should implement comprehensive monitoring to detect potential exploitation attempts, particularly focusing on anomalous memory access patterns or privilege escalation events. The fix should involve correcting the logic errors in mem_protect.c by implementing proper boundary checks and input validation for all memory operations within the affected functions. System administrators should consider implementing additional security controls such as address space layout randomization, stack canaries, and kernel address space protection mechanisms to make exploitation more difficult even if patches are not immediately available. Regular security assessments and code reviews should be conducted to identify similar logic errors in other memory management functions, as this type of vulnerability often indicates broader issues within the codebase's security architecture. The vulnerability also highlights the importance of formal verification processes and static analysis tools in identifying logic errors that could lead to security exploits, particularly in critical system components like memory protection routines.