{"action":"Upgrade linux to 6.3.7-1 or later.","affected":[{"fixed":"6.3.7-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.3.7-1"],"id":"tcs_01M5NHX8H4BAFTA9JA421FE5M2","modified_at":"2026-10-23T18:04:04.250676985Z","published_at":"2023-07-23T02:15:11.257Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-2430","https://security-tracker.debian.org/tracker/CVE-2023-2430"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-2430#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-2430"}],"summary":"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"}