Firefox 137 has been released, and it's a big one - revamped address bar, HEVC support on Linux, and tab grouping https://www.omgubuntu.co.uk/2025/04/firefox-137-new-features
OMG! Ubuntu · Firefox 137 Released with Address Bar Revamp & Tab Groups
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Firefox 137 bringt HEVC für Linux
https://linuxnews.de/firefox-137-bringt-hevc-fuer-linux/ #firefox #mozilla #browser #linux
LinuxNews.de · Firefox 137 bringt HEVC für Linux
ほかのユーザーへ
@malcontato tô gostando bastante do Zen e se quiser uma experiência mais próxima do #firefox mas com privacidade e muito mais olha o @Waterfox! Tb usei muito 
A little late, but Week 13 of the #Privacy Roundup is here. I'm just going to blame it on this cold. 
This edition features:
- #Signalgate #signal
- 23andMe's bankruptcy - what's it mean for user genetic data?
- A man banned for life from a venue... based on data collected about him
- Sandbox escapes for #Firefox and #Chrome exploited in the wild (updates available)
... and more!
#Firefox 137 Open-Source Web Browser Is Now Available for Download with HEVC Playback Support on #Linux, Other Changes https://9to5linux.com/mozilla-firefox-137-is-now-available-with-hevc-playback-support-on-linux
Je me souviens 
For those interested I have completed my publication of a detailed #tutorial on
"#Security #Hardening: a journey with eyes open"
The tutorial is biased towards #Linux. But, it should be widely OS agnostic & relevant (aside from command line & scripting guidance). It consists of some ~10 webpages. Most pages are mine & hosted on my site. All eirenicon and external references are linked from this page:
https://eirenicon.org/security-hardening-a-journey-with-eyes-open/
eirenicon llc · Security Hardening: A Journey with Eyes OpenThis guide aims to equip you with the insights necessary to navigate the complexities of security hardening, fostering a balanced and effective approach tailored to your unique requirements. 1. Introduction: The Imperative of Security Hardening 2. Security vs. Insecurity: Trade-Offs Performance vs. Security Usability & Convenience Maintenance & Updates 3. Commonly Encountered Criticisms and Realities […]
Depuis le début d'année, je me suis désinscrit de #X désinstaller l'apps, arrêter de publier sur #Facebook, désinstaller aussi l'apps, je garde encore un peu mon profil et déjà j'ai déjà migré sur #Mastodon. J'ai installé #Firefox pour quitter #chrome que je garde encore un peu au cas où... et je continuerai en douceur ma migration !
Si vous avez envie de vous y mettre, je vous conseille @TechEthique
https://piaille.fr/@TechEthique
mastodon uno admin mozilla come proton: ha tolto ogni collegamento a mastodon dal suo sito ufficiale, sostituendolo con bluesky.
Invece Brave, Librewolf, Waterfox e Vivaldi mantengono il link all'account mastodon ufficiale nei loro rispettivi siti.
L'anno scorso Mozilla aveva chiuso la propria istanza mastodon e ora questo.
![L'immagine mostra due sezioni di testo su uno sfondo nero. La prima sezione invita a seguire "[@]Mozilla" e presenta icone di diverse piattaforme social: un farfalla, Instagram, LinkedIn, TikTok e Spotify. La seconda sezione invita a seguire "[@]Firefox" e include le stesse icone, con l'aggiunta di YouTube. Entrambe le sezioni sono scritte in bianco e sono disposte in modo simmetrico, con le icone allineate sotto il testo.](https://cdn.masto.host/mastodonuno/media_attachments/files/114/245/894/486/723/123/original/dda826f94ec3f18a.png "L'immagine mostra due sezioni di testo su uno sfondo nero. La prima sezione invita a seguire \"[@]Mozilla\" e presenta icone di diverse piattaforme social: un farfalla, Instagram, LinkedIn, TikTok e Spotify. La seconda sezione invita a seguire \"[@]Firefox\" e include le stesse icone, con l'aggiunta di YouTube. Entrambe le sezioni sono scritte in bianco e sono disposte in modo simmetrico, con le icone allineate sotto il testo.")
ほかのユーザーへ
#Firefox に深刻なサンドボックス脱出 #脆弱性 Windows版に限定し修正版を緊急公開 - Reinforz
FirefoxとChromeを繋ぐ脅威の系譜と国家を巻き込む標的型攻撃. 今回のCVE-2025-2857が注目を集める理由のひとつは、Google Chromeのゼロデイ脆弱性「CVE-2025 ...
https://reinforz.co.jp/bizmedia/76890/
Reinforz InsightFirefoxに深刻なサンドボックス脱出脆弱性 Windows版に限定し修正版を緊急公開 | Reinforz InsightMozillaは、Windows版Firefoxに存在していた深刻なサンドボックス脱出脆弱性「CVE-2025-2857」への対応として、最新版Firefox 136.0.4およびESR向け修正版を公開した。この欠陥は不適切なハンドル管理に
Mozilla estreia extensão VPN para Firefox no Windows com gestão por site
https://tugatech.com.pt/t65423-mozilla-estreia-extensao-vpn-para-firefox-no-windows-com-gestao-por-site
Beta do Ubuntu 25.04 'Plucky Puffin' já está disponível para download https://tugatech.com.pt/t65420-beta-do-ubuntu-25-04-plucky-puffin-ja-esta-disponivel-para-download
Firefox: Mozilla closes critical sandbox gap in Windows version
Updates for Firefox close a sandbox vulnerability under Windows. It is similar to the one attacked in Google Chrome.
heise online · Firefox: Mozilla closes critical sandbox gap in Windows version
(D.Burch) 
Firefox 0-day security vulnerability (CVE-2025-2857) patched
Mozilla patches a sandbox escape vulnerability that is already being exploited (in Chrome)
https://www.mozilla.org/en-US/security/advisories/mfsa2025-19/
Announced: 2025-03-27
Impact: 
critical
Products: Firefox, Firefox ESR (Firefox on Windows only)
Fixed in:
• Firefox 136.0.4 
• Firefox ESR 115.21.1
• Firefox ESR 128.8.1
MozillaSecurity Vulnerability fixed in Firefox 136.0.4, Firefox ESR 128.8.1, Firefox ESR 115.21.1
窓の杜 「Firefox」にも「Google Chrome」ゼロデイ脆弱性と同様の問題、修正版が緊急公開／プロセス間通信（IPC）処理にサンドボックス迂回のおそれ
https://forest.watch.impress.co.jp/docs/news/2002003.html
窓の杜 · 「Firefox」にも「Google Chrome」ゼロデイ脆弱性と同様の問題、修正版が緊急公開 Mozillaは3月27日（米国時間）、デスクトップ向け「Firefox」の最新版v136.0.4をリリースチャネルで公開した。先日「Firefox 136.0.3」が公開されたばかりだが、緊急を要するセキュリティ修正が1件含まれている。
#Firefox が更新されてた。
"Version 136.0.4, first offered to Release channel users on March 27, 2025
"
Firefox 136.0.4, See All New Features, Updates and Fixes
https://www.mozilla.org/en-US/firefox/136.0.4/releasenotes/
MozillaFirefox 136.0.4, See All New Features, Updates and Fixes
Do you use Firefox? Do you want it to be more secure? Hopefully this will help.
#CyberSecurity #Technology #Firefox #Mozilla #Software #FOSS #Privacy #News #Linux #Network #MullVad #VPN
https://eirenicon.org/hardening-firefox-for-privacy-security/
続きのスレッド
Ils/elles reconditionnent sous #Linux, plus léger que Windows, des PCs ainsi sauvés de la benne. Ces PCs équipent familles de lycéens en fracture numérique avec #Linuxmint et écoles primaires.
Une salle 
% #logicielslibres flexible, ergonomique, adaptée PMR avec 3 bureaux électriques, et conviviale avec un coût logiciel nul ou presque :
- Pcs reconditionnés intégrés au réseau pédagogique (#Linux, #Firefox, #libreoffice, #Python, etc.)
- Zone Multimédia (#VLC, OBS, Kdenlive etC.) #chiptune
À moins de 10 jours de la Journée nationale du libre éducatif #JDLE2025 qui aura lieu au LYCEE CARNOT de Bruay-La- Buissière le 04/04/2025, présentation du projet #NIRD : Numérique Inclusif Responsable et Durable.
Des ateliers seront mis en œuvre avec des écoliers, collégiens et lycéens habitué(e)s à utiliser des #logicelslibres "sexy" : beaux, efficaces, sécurisés, maintenus, à coûts bas et maitrisés.
@framaka se prépare au lycée Carnot : la forge des communs sous #firefox et #Linux
