SB2022030451 - Anolis OS update for postgresql:12 module

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Missing Encryption of Sensitive Data (CVE-ID: CVE-2021-23214)

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to the way PostgreSQL handles encrypted connections. When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of SSL certificate verification and encryption.

2) Memory leak (CVE-ID: CVE-2021-3677)

The vulnerability allows a remote user to perform DoS attack or gain access to sensitive information.

The vulnerability exists due memory leak during parallel sort operations. A remote user can force the application to leak memory and perform denial of service attack or read arbitrary memory parts on the system.

Remediation

Install update from vendor's website.

References

• https://anas.openanolis.cn/errata/detail/ANSA-2022:0044