Ubuntu Security Notice USN-6729-2
2024-4-18 23:28:17 Author: packetstormsecurity.com(查看原文) 阅读量:0 收藏

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Ubuntu Security Notice USN-6729-2
April 17, 2024

apache2 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in Apache HTTP Server.

Software Description:
- apache2: Apache HTTP server

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)

Update instructions:

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

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
apache2 2.4.29-1ubuntu4.27+esm2

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
apache2 2.4.18-2ubuntu3.17+esm12

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

References:
https://ubuntu.com/security/notices/USN-6729-2
https://ubuntu.com/security/notices/USN-6729-1
CVE-2023-38709, CVE-2024-24795, CVE-2024-27316


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