CVE-2025-26503

Vulnerability

Overview

CVE-2025-26503 is a memory corruption vulnerability in Wind River products. The root cause is that a crafted system call argument can trigger memory corruption, as described in the official advisory [1]. This indicates improper validation or handling of input passed to a system call, leading to unsafe memory operations.

Exploitation

An attacker with local access or the ability to invoke system calls could exploit this vulnerability by providing a specially crafted argument. The vulnerability does not require authentication beyond local user access, and the attack complexity is low according to the CVSS v3 score of 6.7 [1]. The attack vector is local, meaning the attacker must have some level of access to the system.

Impact

Successful exploitation could lead to memory corruption, potentially allowing an attacker to cause a denial of service or potentially execute arbitrary code with elevated privileges. The CVSS score indicates a medium severity, with high impacts on confidentiality, integrity, and availability [1].

Mitigation

Wind River has released a security advisory with details and likely a patch. Users should apply the update from the vendor to mitigate the vulnerability [1]. No workarounds may be available but are not specified in the provided references.