Ubuntu alert USN-5007-1 (libuv1)

From:
             
 
"Leonidas S. Barbosa" <leo.barbosa@canonical.com>
To:
             
 
ubuntu-security-announce@lists.ubuntu.com
Subject:
             
 
[USN-5007-1] libuv vulnerability
Date:
             
 
Wed, 07 Jul 2021 10:27:28 -0300
Message-ID:
             
 
<20210707132728.GA4081779@d4rkl41n>
==========================================================================
Ubuntu Security Notice USN-5007-1
July 07, 2021

libuv1 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS

Summary:

libuv could be made to crash or expose sensitive information if it
received a specially crafted input.

Software Description:
- libuv1: asynchronous event notification library - runtime library

Details:

Eric Sesterhenn discovered that libuv incorrectly handled certain strings.
An attacker could possibly use this issue to access sensitive information
or cause a crash.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.04:
  libuv1                          1.40.0-1ubuntu0.1

Ubuntu 20.10:
  libuv1                          1.38.0-2ubuntu2.1

Ubuntu 20.04 LTS:
  libuv1                          1.34.2-1ubuntu1.3

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5007-1
  CVE-2021-22918

Package Information:
  https://launchpad.net/ubuntu/+source/libuv1/1.40.0-1ubunt...
  https://launchpad.net/ubuntu/+source/libuv1/1.38.0-2ubunt...
  https://launchpad.net/ubuntu/+source/libuv1/1.34.2-1ubunt...
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