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USN-6476-1: Memcached vulnerabilities

13 November 2023

Several security issues were fixed in memcached.

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Releases

Packages

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

Details

It was discovered that Memcached incorrectly handled certain multiget
requests in proxy mode. A remote attacker could use this issue to cause
Memcached to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2023-46852)

It was discovered that Memcached incorrectly handled certain proxy requests
in proxy mode. A remote attacker could use this issue to cause Memcached to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2023-46853)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 23.10
Ubuntu 23.04
Ubuntu 22.04

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

References

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Further reading