USN-6992-2

USN-6992-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. (CVE-2024-8382, CVE-2024-8383, CVE-2024-8386, CVE-2024-8387, CVE-2024-8389)

Nils Bars discovered that Firefox contained a type confusion vulnerability when performing certain property name lookups. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-8381)

It was discovered that Firefox did not properly manage memory during garbage collection. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-8384)

Seunghyun Lee discovered that Firefox contained a type confusion vulnerability when handling certain ArrayTypes. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-8385)