SB2023050823 - SUSE update for redis

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Resource exhaustion (CVE-ID: CVE-2022-36021)

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 when matching commands (like SCAN or KEYS) with a specially crafted pattern. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.

2) Integer overflow (CVE-ID: CVE-2023-25155)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow in the "SRANDMEMBER", "ZRANDMEMBER" and "HRANDFIELD" commands. A local user can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.

3) Input validation error (CVE-ID: CVE-2023-28856)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can use the HINCRBYFLOAT command to create an invalid hash field that will crash Redis on access.

Remediation

Install update from vendor's website.

References

• https://www.suse.com/support/update/announcement/2023/suse-su-20232122-1/