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Ubuntu 20.04 LTS USN-6382-1 Critical: Memcached Denial Of Service

ubuntu
Calendar Grey September 19, 2023
Dist Ubuntu Esm H88
Ubuntu users should be aware of potential denial of service vulnerabilities linked to Memcached. It's advisable to update your system promptly to reduce exposure. Discover additional insights.
Memcached could be made to denial of service.

Summary

Memcached could be made to denial of service.

Software Description:

- memcached: High-performance in-memory object caching system

Details:

It was discovered that Memcached incorrectly handled certain multi-packet

uploads in UDP. An attacker could possibly use this issue to cause a

denial of service.

Topics%20covered

Topics Covered

security advisory denial of service security issue critical software update Ubuntu memcached

Update Instructions

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

Ubuntu 20.04 LTS:
  memcached                       1.5.22-2ubuntu0.3

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
  memcached                       1.5.6-0ubuntu1.2+esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
  memcached                       1.4.25-2ubuntu1.5+esm1

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

References

https://ubuntu.com/security/notices/USN-6382-1

CVE-2022-48571

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6382-1

Topics%20covered

Topics Covered

security advisory denial of service security issue critical software update Ubuntu memcached

Package Information

https://launchpad.net/ubuntu/+source/memcached/1.5.22-2ubuntu0.3

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