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[[!meta title="Tails 4.15.1 is out"]]
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[[!meta date="Wed, 28 Jan 2021 12:34:56 +0000"]]
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This release is an emergency release to fix a security vulnerability in *sudo*.
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You should upgrade as soon as possible.
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<h1 id="changes">Changes and updates</h1>
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Included software
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Update *sudo* to 1.8.27-1+deb10u3, which fixes CVE-2021-3156, a major vulnerability that allows normal users to gain root privileges.
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<h1 id="issues">Known issues</h1>
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[[!inline pages="news/version_4.14/broken_upgrades" raw="yes" sort="age"]]
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<h1 id="get">Get Tails 4.15.1</h1>
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To upgrade your Tails USB stick and keep your persistent storage
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Automatic upgrades are broken from Tails 4.14 and earlier. See the <a href="#broken-upgrades">known issue above</a>.
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- Automatic upgrades are available from Tails 4.15 to 4.15.1.
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If you cannot do an automatic upgrade or if Tails fails to start after an automatic upgrade, please try to do a [[manual upgrade|doc/upgrade/#manual]].
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To install Tails on a new USB stick
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Follow our installation instructions:
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[[Install from Windows|install/windows]]
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[[Install from macOS|install/mac]]
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[[Install from Linux|install/linux]]
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<div class="caution"><p>The Persistent Storage on the USB stick will be lost if
you install instead of upgrading.</p></div>
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