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USN-5487-2: Apache HTTP Server regression

23 June 2022

USN-5487-1 introduced a regression in Apache HTTP Server.

Releases

Packages

Details

USN-5487-1 fixed several vulnerabilities in Apache. Unfortunately, that update introduced
a regression when proxying balancer manager connections in some configurations
on Ubuntu 14.04 ESM. This update reverts those changes till further fix.

We apologize for the inconvenience.

Original advisory details:

It was discovered that Apache HTTP Server mod_proxy_ajp incorrectly handled
certain crafted request. A remote attacker could possibly use this issue to
perform an HTTP Request Smuggling attack. (CVE-2022-26377)

It was discovered that Apache HTTP Server incorrectly handled certain
request. An attacker could possibly use this issue to cause a denial
of service. (CVE-2022-28614)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to cause a crash or expose
sensitive information. (CVE-2022-28615)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2022-29404)

It was discovered that Apache HTTP Server incorrectly handled certain
request. An attacker could possibly use this issue to cause a crash.
(CVE-2022-30522)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to execute arbitrary code or cause
a crash. (CVE-2022-30556)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to bypass IP based authentication.
(CVE-2022-31813)

Update instructions

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

Ubuntu 14.04

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