SB2024061958 - Ubuntu update for ruby-rack

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Input validation error (CVE-ID: CVE-2023-27530)

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

The vulnerability exists due to insufficient validation of user-supplied input of Multipart MIME header. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

2) Incorrect Regular Expression (CVE-ID: CVE-2024-25126)

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

The vulnerability exists due to insufficient input validation when processing regular expressions in content type parsing (2nd degree polynomial). A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

3) Input validation error (CVE-ID: CVE-2024-26141)

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

The vulnerability exists due to insufficient validation of user-supplied input within the Range request header in Rack. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

4) Input validation error (CVE-ID: CVE-2024-26146)

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

The vulnerability exists due to insufficient validation of user-supplied input in the header parsing. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://ubuntu.com/security/notices/USN-6837-1