CVSS 3.1 Score 6.7 of 10 (medium)


Published Jul 13, 2023
Updated: Jan 19, 2024
CWE ID 667


CVE-2023-21400 is a vulnerability found in multiple functions of io_uring.c, which could result in kernel memory corruption due to improper locking. This vulnerability has the potential to allow local escalation of privilege in the kernel, requiring system execution privileges and not requiring user interaction for exploitation. The affected products include 'jsNHiU' and 'U8qqTE'. The base severity of this vulnerability is rated as MEDIUM, with a base score of 6.7 according to NIST's National Vulnerability Database (NVD). The impact score is 5.9, indicating a high risk to integrity and confidentiality. Remediation measures were not provided in the given information.


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