SB2023031024 - Ubuntu update for snakeyaml

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Resource exhaustion (CVE-ID: CVE-2022-25857)

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

The vulnerability exists due to application does not properly control consumption of internal resources when handling YAML files. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

2) Stack-based buffer overflow (CVE-ID: CVE-2022-38749)

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

The vulnerability exists due to a boundary error when handling YAML files. A remote attacker can pass a specially crafted YAML file to the application, trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.

3) Stack-based buffer overflow (CVE-ID: CVE-2022-38750)

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

The vulnerability exists due to a boundary error when handling YAML files. A remote attacker can pass a specially crafted YAML file to the application, trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.

4) Out-of-bounds write (CVE-ID: CVE-2022-38751)

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

The vulnerability exists due to a boundary error when processing untrusted YAML input. A remote attacker can pass a specially crafted YAML file to the application, trigger out-of-bounds write and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://ubuntu.com/security/notices/USN-5944-1