CVE-2021-46659: MariaDB before 10.7.2 allows an application crash because it does not recognize that SELECT_LEX::nest_level is local to each VIEW

Medium severity · published Jan 29, 2022

CVE-2021-46659

MariaDB before 10.7.2 allows an application crash because it does not recognize that SELECT_LEX::nest_level is local to each VIEW

5.5

CVSS

0.6%

EPSS

On KEV

Description

MariaDB before 10.7.2 allows an application crash because it does not recognize that SELECT_LEX::nest_level is local to each VIEW.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.6% · higher than 46% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Fedora · Fedoraproject

34; 35; 36 · source: NVD

Mariadb · Mariadb

5.5.0 before 10.2.42; 10.3.0 before 10.3.33; 10.4.0 before 10.4.23; 10.5.0 before 10.5.14; 10.6.0 before 10.6.6; 10.7.0 before 10.7.2 · source: NVD

Affected product

Fedora

Fedoraproject

All Fedora CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2021-46659

CVE.org

https://www.cve.org/CVERecord?id=CVE-2021-46659

Exploit

https://jira.mariadb.org/browse/MDEV-25631

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKJRBYJAQCOPHSED43A3HUPNKQLDTFGD/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZFZVMJL5UDTOZMARLXQIMG3BTG6UNYW/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ4KDAGF3H4D4BDTHRAM6ZEAJJWWMRUO/

Release Notes

https://mariadb.com/kb/en/security/

Third Party Advisory

https://security.netapp.com/advisory/ntap-20220311-0003/