Mozilla · Thunderbird · CVE-2022-42929
**Name of the Vulnerable Software and Affected Versions**
Firefox versions prior to 106
Firefox ESR versions prior to 102.4
Thunderbird versions prior to 102.4
**Description**
The issue is related to the `window.print()` function in Mozilla browsers, which can cause a denial of service when called in a particular way. This could allow a remote attacker to cause the browser to become unresponsive, potentially persisting beyond a browser restart, depending on the user's session restore settings.
**Recommendations**
For Firefox versions prior to 106, update to version 106 or later to resolve the issue.
For Firefox ESR versions prior to 102.4, update to version 102.4 or later to resolve the issue.
For Thunderbird versions prior to 102.4, update to version 102.4 or later to resolve the issue.
As a temporary workaround, consider avoiding websites that may exploit this issue until a patch is applied.