Improper Locking vulnerability in multiple products In MariaDB before 10.9.2, compress_write in extra/mariabackup/ds_compress.cc does not release data_mutex upon a stream write failure, which allows local users to trigger a deadlock.
Use After Free vulnerability in multiple products MariaDB v10.4 to v10.7 was discovered to contain an use-after-poison in prepare_inplace_add_virtual at /storage/innobase/handler/handler0alter.cc.