mediawiki is vulnerable to denial of service. The system may crash when processing ApiQueryBacklinks with a full db table scan.
lists.fedoraproject.org/archives/list/[email protected]/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/
lists.fedoraproject.org/archives/list/[email protected]/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/
lists.fedoraproject.org/archives/list/[email protected]/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/
lists.wikimedia.org/hyperkitty/list/[email protected]/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/
phabricator.wikimedia.org/T290394
security-tracker.debian.org/tracker/CVE-2021-41799