{"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_01M5NJR0XCZ5RR6XR4GD14D5E3","modified_at":"2026-10-26T18:02:53.702896890Z","published_at":"2025-10-01T12:15:55.317Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53513","https://security-tracker.debian.org/tracker/CVE-2023-53513"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53513#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53513"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbd_ioctl arg without verification. The UBSAN war"}