SB2024082775 - Multiple vulnerabilities in IBM VIOS

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2024-4741)

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

The vulnerability exists due to a use-after-free error within the SSL_free_buffers() function. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.

Note, the vulnerability affects only applications that call the vulnerable function.

2) Out-of-bounds read (CVE-ID: CVE-2024-5535)

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

The vulnerability exists due to a boundary condition within the SSL_select_next_proto() function when using NPN. A remote attacker can send specially crafted data to the application, trigger an out-of-bounds read and perform a denial of service (DoS) attack.

3) Resource management error (CVE-ID: CVE-2024-4603)

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

The vulnerability exists due to improper management of internal resources within the application when checking DSA keys and parameters. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.ibm.com/support/pages/node/7162032