CVE-2026-0124 in Android
Summary
by MITRE • 03/11/2026
There is a possible out of bounds write due to a missing bounds check. 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 • 03/16/2026
This vulnerability represents a critical security flaw in system software that enables local privilege escalation through an out-of-bounds write condition. The issue stems from a fundamental missing bounds check within the software implementation, creating a scenario where malicious code can write data beyond the allocated memory boundaries. Such vulnerabilities typically arise when developers fail to validate input parameters or buffer limits before performing memory operations, creating exploitable conditions that can be leveraged by local attackers. The absence of proper bounds checking allows for arbitrary memory corruption that can be manipulated to gain elevated privileges without requiring additional execution privileges or user interaction, making this particularly concerning from a security perspective.
The technical nature of this vulnerability places it firmly within the scope of common weakness enumeration CWE-787, which specifically addresses out-of-bounds write conditions in software implementations. This weakness category encompasses scenarios where applications fail to properly validate array indices or buffer limits before performing write operations, leading to memory corruption that can be exploited for privilege escalation. The vulnerability operates at a low level within the operating system or application kernel, where memory management functions are executed with elevated privileges. Attackers can exploit this condition by carefully crafting input that triggers the out-of-bounds write, potentially overwriting critical system data structures or function pointers that govern privilege levels.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it fundamentally undermines the security model of the affected system. Local attackers who can execute code on the target system can leverage this vulnerability to gain root or administrator privileges without requiring any additional attack vectors or user interaction. This characteristic aligns with the attack technique described in the attack tree framework under ATT&CK technique T1068, which covers local privilege escalation through kernel exploits. The vulnerability's exploitation does not require user interaction, making it particularly dangerous as it can be automatically triggered by malicious code running in the same security context as legitimate users, potentially enabling stealthy privilege escalation attacks that go undetected by standard monitoring systems.
Mitigation strategies for this vulnerability should focus on immediate patch deployment and system hardening measures. System administrators should prioritize applying vendor-provided security patches that implement proper bounds checking mechanisms and validate all memory operations before execution. Additionally, implementing memory protection mechanisms such as stack canaries, address space layout randomization, and data execution prevention can significantly reduce the exploitability of such conditions. The remediation process should also include comprehensive code review procedures to identify similar missing bounds checks throughout the codebase, as this type of vulnerability often indicates broader architectural issues that may exist in other parts of the software. Organizations should also consider implementing runtime monitoring and anomaly detection systems that can identify suspicious memory access patterns that might indicate exploitation attempts.