SB2024070604 - Gentoo update for Mozilla Firefox

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Out-of-bounds write (CVE-ID: CVE-2024-29943)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to an error during range-based bounds check elimination when processing JavaScript objects. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger an out-of-bounds write and execute arbitrary code on the target system.

2) Code Injection (CVE-ID: CVE-2024-29944)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote attacker can send trick the victim to visit a specially crafted website, inject an event handler into a privileged object and execute arbitrary JavaScript on the system within the parent process.

Successful exploitation of the vulnerability may allow remote code execution.

Remediation

Install update from vendor's website.

References

• https://security.gentoo.org/glsa/202407-22