{"id":"AZL-27759","summary":"CVE-2023-2430 affecting package kernel for versions less than 5.15.137.1-1","details":"A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat.","modified":"2026-04-21T04:25:36.904146Z","published":"2023-07-23T02:15:11Z","upstream":["CVE-2023-2430"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2430"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.137.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-27759.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}