Mozilla has provided an update for Firefox. Firefox 103.0.1 is more of a maintenance update. As always, just after launching a new version, as in the case 103.0.
The ESR versions are unaffected and will remain at 102.1 ESR and 91.12 ESR. The update will appear later today via the update function in the browser https://www.mozilla.org/en-US/firefox/103.0.1/releasenotes/ not yet updated