CVE-2025-48754 in memory_pages Crate
Summary
by MITRE • 05/24/2025
In the memory_pages crate 0.1.0 for Rust, division by zero can occur.
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Analysis
by VulDB Data Team • 01/30/2026
The vulnerability identified as CVE-2025-48754 resides within the memory_pages crate version 0.1.0 for the Rust programming language, representing a critical division by zero error that can lead to system instability and potential denial of service conditions. This flaw manifests when the crate processes memory page operations that involve division operations without proper validation of the divisor value, creating an opportunity for malicious actors to exploit the system through carefully crafted inputs that trigger the zero division scenario.
The technical implementation of this vulnerability stems from inadequate input validation within the memory management functions of the crate, specifically where division operations are performed on user-provided or system-calculated values that may inadvertently equal zero. This type of flaw aligns with CWE-369, which categorizes division by zero as a fundamental error in input validation and arithmetic operations. The vulnerability occurs during runtime when the crate attempts to calculate memory page sizes or offsets, where a division operation is executed without checking whether the denominator is zero, leading to a runtime exception that terminates the process or causes unpredictable behavior.
The operational impact of CVE-2025-48754 extends beyond simple application crashes, as it can be leveraged to create denial of service conditions that affect system availability and stability. When exploited, this vulnerability allows attackers to cause the targeted application to crash or hang indefinitely, potentially disrupting critical services that depend on memory management operations. The vulnerability is particularly concerning in systems where the memory_pages crate is used as a dependency for memory allocation, virtual memory management, or memory mapping operations, as these functions are fundamental to system operation and can affect multiple layers of the software stack.
From an attack perspective, this vulnerability maps to several ATT&CK techniques including T1499.004 for network denial of service and T1059.001 for command and scripting interpreter execution. The attack surface is broadened by the fact that Rust applications relying on this crate could be targeted through input manipulation, potentially allowing attackers to craft malicious memory page requests that trigger the division by zero condition. The vulnerability's exploitation requires minimal privileges and can be executed through normal application input processing, making it particularly dangerous in environments where applications process untrusted data.
Mitigation strategies for CVE-2025-48754 should focus on immediate dependency updates and input validation implementation. The primary recommendation is to upgrade to a patched version of the memory_pages crate that includes proper zero division checks and input validation. System administrators should also implement runtime monitoring to detect potential exploitation attempts and establish proper error handling mechanisms that prevent division by zero conditions from causing application termination. Additionally, developers should conduct thorough code reviews of memory management functions and implement defensive programming practices that include explicit zero checks before division operations, aligning with secure coding guidelines established by organizations such as the CERT Secure Coding Standards and NIST guidelines for secure software development.