English Spanish
[[!meta title="Tails 4.2.2 is out"]]
[[!meta title="Ha salido Tails 4.2.2"]]
[[!meta date="Thu, 14 Jan 2020 11:00:00 +0000"]]
[[!meta date="Thu, 14 Jan 2020 11:00:00 +0000"]]
[[!pagetemplate template="news.tmpl"]]
[[!pagetemplate template="news.tmpl"]]
[[!tag announce]]
[[!tag announce]]
This release is an emergency release to fix a critical security vulnerability in *Tor Browser*. Esta es una edición de emergencia para arreglar una vulnerabilidad crítica en el *Tor Browser*.
[[!toc levels=1]]
[[!toc levels=1]]
Updates Actualizaciones
Update *Tor Browser* to [9.0.4](https://blog.torproject.org/new-release-tor-browser-904). Actualiza *Tor Browser* a [9.0.4](https://blog.torproject.org/new-release-tor-browser-904).
This fixes a [[!mfsa 2020-03 desc="critical vulnerability"]]
in the JavaScript JIT compiler of *Firefox* and *Tor Browser*.
Esto arregla una [[!mfsa 2020-03 desc="vulnerabilidad crítica"]]
en el compilador JIT JavaScript de *Firefox* y *Tor Browser*.
Mozilla is aware of targeted attacks in the wild abusing this
vulnerability.
This vulnerability only affects the *standard* [[security
level|doc/anonymous_internet/Tor_Browser#security-level]] of *Tor
Browser*. The *safer* and *safest* security levels are not affected.
Fixed problems Problemas arreglados
Avoid a 2-minutes delay when restarting after doing an automatic upgrade. ([[!tails_ticket 17026]])
For more details, read our [[!tails_gitweb debian/changelog desc="changelog"]]. Para más detalles, lee nuestro [[!tails_gitweb debian/changelog desc="changelog"]].
<a id="known-issues"></a>
<a id="known-issues"></a>
Known issues Problemas conocidos
None specific to this release. Nada concreto para esta versión.
See the list of [[long-standing issues|support/known_issues]]. Mira la lista de [[problemas duraderos|support/known_issues]].
Get Tails 4.2.2
To upgrade your Tails USB stick and keep your persistent storage Para actualizar Tails y mantener tu almacenamiento persistente