CVE-2022-38791
MEDIUMCVSS 5.5/10EPSS 0.24%
Last modified
CVE-2022-38791 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mariadb | Mariadb | >= 10.3.0, < 10.3.36 |
| Mariadb | Mariadb | >= 10.4.0, < 10.4.26 |
| Mariadb | Mariadb | >= 10.5.0, < 10.5.17 |
| Mariadb | Mariadb | >= 10.6.0, < 10.6.9 |
| Mariadb | Mariadb | >= 10.7.0, < 10.7.5 |
| Mariadb | Mariadb | >= 10.8.0, < 10.8.4 |
| Mariadb | Mariadb | 10.9.1 |
| Fedoraproject | Fedora | 35 |
| Fedoraproject | Fedora | 36 |
| Fedoraproject | Fedora | 37 |
References
- https://jira.mariadb.org/browse/MDEV-28719Issue Tracking, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20221104-0008/Third Party Advisory
- https://jira.mariadb.org/browse/MDEV-28719Issue Tracking, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20221104-0008/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2022-38791?
CVE-2022-38791 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2022-38791?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2022-38791?
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