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USN-6729-2: Apache HTTP Server vulnerabilities

17 April 2024

Several security issues were fixed in Apache HTTP Server.

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Releases

Packages

Details

USN-6729-1 fixed several vulnerabilities in Apache. This update provides
the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

Orange Tsai discovered that the Apache HTTP Server incorrectly handled
validating certain input. A remote attacker could possibly use this
issue to perform HTTP request splitting attacks. (CVE-2023-38709)

Keran Mu and Jianjun Chen discovered that the Apache HTTP Server
incorrectly handled validating certain input. A remote attacker could
possibly use this issue to perform HTTP request splitting attacks.
(CVE-2024-24795)

Bartek Nowotarski discovered that the Apache HTTP Server HTTP/2 module
incorrectly handled endless continuation frames. A remote attacker could
possibly use this issue to cause the server to consume resources, leading
to a denial of service. This issue was addressed only in Ubuntu 18.04 LTS.
(CVE-2024-27316)

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 18.04
Ubuntu 16.04

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

Related notices

  • USN-6729-1: libapache2-mod-md, apache2-dev, apache2-utils, apache2, apache2-suexec-custom, apache2-ssl-dev, libapache2-mod-proxy-uwsgi, apache2-bin, apache2-data, apache2-suexec-pristine, apache2-doc
  • USN-6729-3: libapache2-mod-md, apache2-dev, apache2-utils, apache2, apache2-suexec-custom, apache2-ssl-dev, libapache2-mod-proxy-uwsgi, apache2-bin, apache2-data, apache2-suexec-pristine, apache2-doc