CVE-2026-58724 in Android
Summary
by MITRE • 09/15/2026
In multiple locations, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
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Analysis
by VulDB Data Team • 09/15/2026
The vulnerability described constitutes a critical security flaw characterized by a use-after-free error triggered by a race condition within the software's memory management subsystem. A use-after-free occurs when a program continues to use a pointer after the memory it points to has been freed, which can lead to unpredictable behavior, crashes, or arbitrary code execution. In this specific instance, the root cause is identified as a race condition, meaning that two or more threads of execution access shared data concurrently without proper synchronization mechanisms in place. This lack of atomicity allows an attacker to manipulate the timing of memory allocation and deallocation operations, effectively creating a window where freed memory can be reallocated for malicious purposes before the original reference is invalidated.
From a technical perspective, this flaw represents a classic CWE-416 (Use After Free) vulnerability compounded by CWE-362 (Concurrent Execution Using Shared Resource with Improper Synchronization). The race condition implies that the software fails to properly lock or synchronize access to critical resources during memory lifecycle management. When an object is freed but still referenced, and another process allocates new data into that same memory location before the original reference is cleared, the program may interpret the attacker-controlled data as valid objects of the original type. This misinterpretation allows for arbitrary read/write primitives, which are foundational to achieving higher levels of system access. The presence of this flaw in multiple locations suggests a systemic issue with how the application handles concurrent memory operations across its codebase rather than an isolated incident.
The operational impact of this vulnerability is severe due to the potential for local privilege escalation. An attacker who exploits this race condition can achieve execution privileges at the SYSTEM level, which represents the highest degree of access on many operating systems such as Windows. This means that once exploited, the malicious code runs with full control over the system, capable of installing programs, viewing, changing, or deleting any data, and creating new accounts with full user rights. The severity is further amplified by the fact that user interaction is not required for exploitation. This absence of a user interface requirement makes the vulnerability highly attractive to automated attack tools and worm-like malware, as it can be triggered remotely or through background processes without needing social engineering tactics like clicking links or opening files.
In terms of industry classification frameworks, this vulnerability aligns with MITRE ATT&CK technique T1068 (Exploitation for Privilege Escalation), specifically leveraging memory corruption to gain elevated access. The lack of user interaction also correlates with techniques that exploit services running in the background, such as those found in system daemons or kernel-mode drivers if applicable. Defenders should recognize this as a high-severity issue requiring immediate attention due to its automatic exploitable nature and the resulting complete compromise of host integrity.
Mitigation strategies must focus on both immediate patching and long-term architectural improvements. The primary remediation is the application of vendor-provided security patches that address the specific race conditions in memory management routines. Developers should implement rigorous synchronization primitives, such as mutexes or spin locks, to ensure atomicity during object lifecycle transitions. Additionally, adopting modern programming practices like smart pointers can help automate reference counting and prevent dangling pointer dereferences. For system administrators, deploying intrusion detection systems capable of monitoring for anomalous memory access patterns may provide early warning indicators of exploitation attempts in environments where patching is delayed. Regular code audits focusing on concurrent data access are essential to identify similar vulnerabilities before they reach production.