CVE-2022-27456: Use After Free

Published Apr 14, 2022
·
Updated

Last updated 24 July 2024

Other sources

MariaDB Server v10.6.3 and below was discovered to contain an use-after-free in the component VDec::VDec at /sql/sqltype.cc.

Launchpad

Affected Software

12 affected componentsFixes available
redhat/mariadb<10.7.4
10.7.4
redhat/mariadb<10.6.8
10.6.8
redhat/mariadb<10.5.16
10.5.16
redhat/mariadb<10.4.25
10.4.25
redhat/mariadb<10.3.35
10.3.35
MariaDB MariaDB>=10.3.0<10.3.35
MariaDB MariaDB>=10.4.0<10.4.25
MariaDB MariaDB>=10.5.0<10.5.16
MariaDB MariaDB>=10.6.0<10.6.8
MariaDB MariaDB>=10.7.0<10.7.4
Debian Debian Linux=10.0
debian/mariadb-10.5
1:10.5.23-0+deb11u11:10.5.28-0+deb11u1

Event History

Apr 14, 2022
CVE Published
via MITRE·12:57 PM
Data Sourced
via MITRE·12:57 PM
Description
Apr 16, 2024
Data Sourced
via Launchpad·02:06 PM
Description
Sep 19, 2024
Data Sourced
via Ubuntu·02:30 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2022-27456.

2

What is the severity of CVE-2022-27456?

The severity of CVE-2022-27456 is high with a CVSS score of 7.5.

3

Which component in MariaDB Server is affected by CVE-2022-27456?

CVE-2022-27456 affects the VDec::VDec component in MariaDB Server.

4

Which versions of MariaDB Server are affected by CVE-2022-27456?

MariaDB Server versions 10.6.3 and below are affected by CVE-2022-27456.

5

How can I fix CVE-2022-27456?

To fix CVE-2022-27456, update your MariaDB Server to version 10.6.8 or later.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203