USN-6510-1: Apache HTTP Server vulnerability

Published Nov 23, 2023
·
Updated

David Shoon discovered that the Apache HTTP Server modmacro module incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause the server to crash, resulting in a denial of service.

Affected Software

6 affected componentsFixes available
All of the following
ubuntu/apache2<2.4.29-1ubuntu4.27+esm1
2.4.29-1ubuntu4.27+esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/apache2<2.4.18-2ubuntu3.17+esm11
2.4.18-2ubuntu3.17+esm11
Ubuntu Ubuntu=16.04
All of the following
ubuntu/apache2<2.4.7-1ubuntu4.22+esm9
2.4.7-1ubuntu4.22+esm9
Ubuntu Ubuntu=14.04

Event History

Nov 23, 2023
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID for this Apache HTTP Server vulnerability?

The vulnerability ID for this Apache HTTP Server vulnerability is USN-6510-1.

2

What is the description of the Apache HTTP Server vulnerability?

The Apache HTTP Server mod_macro module incorrectly handles certain memory operations, which can be exploited by a remote attacker to cause a denial of service by crashing the server.

3

Which versions of Apache HTTP Server are affected by this vulnerability?

The following versions of Apache HTTP Server are affected: 2.4.29-1ubuntu4.27+esm1, 2.4.18-2ubuntu3.17+esm11, and 2.4.7-1ubuntu4.22+esm9.

4

How can this Apache HTTP Server vulnerability be fixed?

To fix this vulnerability, update Apache HTTP Server to version 2.4.29-1ubuntu4.27+esm1 for Ubuntu 18.04, version 2.4.18-2ubuntu3.17+esm11 for Ubuntu 16.04, or version 2.4.7-1ubuntu4.22+esm9 for Ubuntu 14.04.

5

Where can I find more information about this Apache HTTP Server vulnerability?

You can find more information about this Apache HTTP Server vulnerability on the Ubuntu Security Notices page: [link](https://ubuntu.com/security/notices/USN-6510-1)

Contact

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