mariadb: compress_write() fails to release mutex on failure

In MariaDB before 10.9.2, compresswrite in extra/mariabackup/dscompress.cc does not release datamutex upon a stream write failure, which allows local users to trigger a deadlock...

MariaDB 安全漏洞

MariaDB is a free and open source database management system from the Mariadb Foundation and a forked version of MySQL with the Maria storage engine. A security vulnerability exists in MariaDB versions prior to 10.9.2, which stems from compresswrite in extra/mariabackup/dscompress.cc not releasin...