From 88fa6da593ecf70fc090af04d40eb08c4a9ba653 Mon Sep 17 00:00:00 2001
From: Thomas Deutschmann <whissi@gentoo.org>
Date: Wed, 26 May 2021 10:17:53 +0200
Subject: [ GLSA 202105-07 ] Telegram: Security bypass

Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>
---
 glsa-202105-07.xml | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 glsa-202105-07.xml

(limited to 'glsa-202105-07.xml')

diff --git a/glsa-202105-07.xml b/glsa-202105-07.xml
new file mode 100644
index 00000000..500983db
--- /dev/null
+++ b/glsa-202105-07.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="202105-07">
+  <title>Telegram: Security bypass</title>
+  <synopsis>An insufficient session expiration has been reported in Telegram.</synopsis>
+  <product type="ebuild">telegram</product>
+  <announced>2021-05-26</announced>
+  <revised count="1">2021-05-26</revised>
+  <bug>771684</bug>
+  <access>remote</access>
+  <affected>
+    <package name="net-im/telegram-desktop" auto="yes" arch="*">
+      <unaffected range="ge">2.4.11</unaffected>
+      <vulnerable range="lt">2.4.11</vulnerable>
+    </package>
+    <package name="net-im/telegram-desktop-bin" auto="yes" arch="*">
+      <unaffected range="ge">2.4.11</unaffected>
+      <vulnerable range="lt">2.4.11</vulnerable>
+    </package>
+  </affected>
+  <background>
+    <p>Telegram is a cloud-based mobile and desktop messaging app with a focus
+      on security and speed.
+    </p>
+  </background>
+  <description>
+    <p>It was discovered that Telegram failed to invalidate a recently active
+      session.
+    </p>
+  </description>
+  <impact type="low">
+    <p>Please review the referenced CVE identifiers for details.</p>
+  </impact>
+  <workaround>
+    <p>There is no known workaround at this time.</p>
+  </workaround>
+  <resolution>
+    <p>All Telegram users should upgrade to the latest version:</p>
+    
+    <code>
+      # emerge --sync
+      # emerge --ask --oneshot --verbose "&gt;=net-im/telegram-desktop-2.4.11"
+    </code>
+    
+    <p>All Telegram binary users should upgrade to the latest version:</p>
+    
+    <code>
+      # emerge --sync
+      # emerge --ask --oneshot --verbose
+      "&gt;=net-im/telegram-desktop-bin-2.4.11"
+    </code>
+    
+  </resolution>
+  <references>
+    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-27351">CVE-2021-27351</uri>
+  </references>
+  <metadata tag="requester" timestamp="2021-05-25T20:11:43Z">whissi</metadata>
+  <metadata tag="submitter" timestamp="2021-05-26T08:12:28Z">whissi</metadata>
+</glsa>
-- 
cgit v1.2.3-65-gdbad