CVSS 3.1 Score 5.5 of 10 (medium)


Published Aug 3, 2023
Updated: Feb 7, 2024
CWE ID 416


CVE-2023-4132 is a use-after-free vulnerability found in the siano smsusb module in the Linux kernel. This vulnerability affects multiple products. When a local user plugs in the siano device during device initialization, it can cause a system crash, leading to a denial of service condition. The vulnerability has a base severity of MEDIUM with a base score of 5.5 according to NIST. It requires low privileges and does not require user interaction. The attack vector is local, and there is no impact on integrity or confidentiality. The exploitability score is 1.8, indicating that it is relatively easy to exploit. The availability impact is high, posing a significant danger to organizations relying on the affected products.


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