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Ubuntu Security Notice USN-4061-1
July 16, 2019

redis vulnerabilities
==========================================================================

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

– Ubuntu 19.04
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Redis.

Software Description:
– redis: Persistent key-value database with network interface

Details:

It was discovered that Redis incorrectly handled the hyperloglog data structure.
An attacker could use this issue to cause Redis to crash, resulting in a denial
of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 19.04:
redis 5:5.0.3-4ubuntu0.1
redis-tools 5:5.0.3-4ubuntu0.1

Ubuntu 18.04 LTS:
redis 5:4.0.9-1ubuntu0.2
redis-tools 5:4.0.9-1ubuntu0.2

Ubuntu 16.04 LTS:
redis-tools 2:3.0.6-1ubuntu0.4

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

References:
https://usn.ubuntu.com/4061-1
CVE-2019-10192, CVE-2019-10193

Package Information:
https://launchpad.net/ubuntu/+source/redis/5:5.0.3-4ubuntu0.1
https://launchpad.net/ubuntu/+source/redis/5:4.0.9-1ubuntu0.2
https://launchpad.net/ubuntu/+source/redis/2:3.0.6-1ubuntu0.4
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