{"action":"Upgrade apache2 to 2.4.50-1 or later.","affected":[{"fixed":"2.4.50-1","introduced":"0"}],"component":"apache2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.4.50-1"],"id":"tcs_01M5NG07PMNKWTHVXJD64PTE6A","modified_at":"2026-10-23T18:04:38.681026633Z","published_at":"2021-10-05T09:15:07.427Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-41524","https://security-tracker.debian.org/tracker/CVE-2021-41524"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-41524","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-41524"}],"summary":"While fuzzing the 2.4.49 httpd, a new null pointer dereference was detected during HTTP/2 request processing, allowing an external source to DoS the server. This requires a specially crafted request."}