SB20230808148 - Lenovo update for Intel Chipset firmware

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Input validation error (CVE-ID: CVE-2022-36392)

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. A remote attacker can send specially crafted traffic to the system and perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2022-38102)

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

The vulnerability exists due to insufficient validation of user-supplied input. A local user can perform a denial of service (DoS) attack.

3) Improper access control (CVE-ID: CVE-2022-29871)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper access restrictions. A local user can execute arbitrary code with elevated privileges.

Remediation

Install update from vendor's website.

References

• https://support.lenovo.com/us/en/product_security/LEN-121185