SB2022021432 - Slackware Linux update for mariadb
Published: February 14, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2021-46661)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application crash in find_field_in_tables and find_order_in_list via an unused common table expression (CTE). A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
2) Input validation error (CVE-ID: CVE-2021-46663)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to ha_maria::extra application crash via certain SELECT statements. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
3) NULL pointer dereference (CVE-ID: CVE-2021-46664)
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the sub_select_postjoin_aggr() function. A remote user can pass specially crafted data to the application and perform a denial of service (DoS) attack.
4) Input validation error (CVE-ID: CVE-2021-46665)
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect used_tables expectations in the sql_parse.cc. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
5) Resource exhaustion (CVE-ID: CVE-2021-46668)
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote user can trigger resource exhaustion via certain long SELECT DISTINCT statements that improperly interact with storage-engine resource limitations for temporary data structures.
Remediation
Install update from vendor's website.