CVE-2022-38791

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.

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.

En MariaDB versiones anteriores a 10.9.2, la función compress_write en el archivo extra/mariabackup/ds_compress.cc no libera data_mutex tras un fallo de escritura en el flujo, lo que permite a usuarios locales desencadenar un bloqueo.