CVE-2022-31623
First published: Wed May 25 2022(Updated: )
MariaDB Server before 10.7 is vulnerable to Denial of Service. In extra/mariabackup/ds_compress.cc, when an error occurs (i.e., going to the err label) while executing the method create_worker_threads, the held lock thd->ctrl_mutex is not released correctly, which allows local users to trigger a denial of service due to the deadlock. <a href="https://jira.mariadb.org/browse/MDEV-26561">https://jira.mariadb.org/browse/MDEV-26561</a> <a href="https://github.com/MariaDB/server/pull/1938">https://github.com/MariaDB/server/pull/1938</a> <a href="https://github.com/MariaDB/server/commit/7c30bc38a588b22b01f11130cfe99e7f36accf94">https://github.com/MariaDB/server/commit/7c30bc38a588b22b01f11130cfe99e7f36accf94</a>
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mariadb Mariadb | <10.2.42 | |
| Mariadb Mariadb | >=10.3.0<10.3.33 | |
| Mariadb Mariadb | >=10.4.0<10.4.23 | |
| Mariadb Mariadb | >=10.5.0<10.5.14 | |
| Mariadb Mariadb | >=10.6.0<10.6.6 | |
| Mariadb Mariadb | >=10.7.0<10.7.2 | |
| redhat/mariadb | <10.7.2 | 10.7.2 |
| redhat/mariadb | <10.6.6 | 10.6.6 |
| redhat/mariadb | <10.5.14 | 10.5.14 |
| redhat/mariadb | <10.4.23 | 10.4.23 |
| redhat/mariadb | <10.3.33 | 10.3.33 |
| redhat/mariadb | <10.2.42 | 10.2.42 |
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Reference Links
- https://github.com/MariaDB/server/commit/7c30bc38a588b22b01f11130cfe99e7f36accf94
- https://github.com/MariaDB/server/pull/1938
- https://security.netapp.com/advisory/ntap-20220707-0006/
- https://jira.mariadb.org/browse/MDEV-26561
- https://access.redhat.com/errata/RHSA-2022:5759
- https://access.redhat.com/errata/RHSA-2022:5826
- https://access.redhat.com/errata/RHSA-2022:5948
- https://access.redhat.com/errata/RHSA-2022:6306
- https://access.redhat.com/errata/RHSA-2022:6443
- https://access.redhat.com/security/cve/cve-2022-31623
- https://bugzilla.redhat.com/show_bug.cgi?id=2092360
- https://jira.mariadb.org/browse/MDEV-26574
Frequently Asked Questions
What is CVE-2022-31623?
CVE-2022-31623 is a vulnerability in MariaDB Server before 10.7 that allows local users to trigger a denial of service (DoS) attack.
How severe is CVE-2022-31623?
CVE-2022-31623 has a severity rating of 5.5, which is considered medium.
Which software versions are affected by CVE-2022-31623?
CVE-2022-31623 affects MariaDB versions 10.2.42 to 10.7.2.
How can I fix CVE-2022-31623?
To fix CVE-2022-31623, you should update MariaDB Server to version 10.7.2.
Where can I find more information about CVE-2022-31623?
You can find more information about CVE-2022-31623 on the GitHub page for MariaDB server and the NetApp security advisory.
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