Ubuntu: (Multiple Advisories) (CVE-2023-25730): Firefox vulnerabilities

Ubuntu: (Multiple Advisories) (CVE-2023-25730): Firefox vulnerabilities

Severity

6

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:N)

Published

02/20/2023

Created

03/29/2023

Added

03/22/2023

Modified

01/28/2025

Description

A background script invoking <code>requestFullscreen</code> and then blocking the main thread could force the browser into fullscreen mode indefinitely, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

Solution(s)

• ubuntu-upgrade-firefox
• ubuntu-upgrade-thunderbird

References

• https://attackerkb.com/topics/cve-2023-25730
• CVE - 2023-25730
• USN-5880-1
• USN-5880-2
• USN-5943-1