[USN-6837-2] Rack vulnerabilitie
Bruce Cable
bruce.cable at canonical.com
Mon Aug 19 02:11:58 UTC 2024
==========================================================================
Ubuntu Security Notice USN-6837-2
August 19, 2024
ruby-rack vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Rack.
Software Description:
- ruby-rack: modular Ruby webserver interface
Details:
It was discovered that Rack incorrectly parsed certain media types. A
remote attacker could possibly use this issue to cause Rack to consume
resources, leading to a denial of service. This issue only affected
Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2024-25126)
It was discovered that Rack incorrectly handled certain Range headers. A
remote attacker could possibly use this issue to cause Rack to create
large responses, leading to a denial of service. (CVE-2024-26141)
It was discovered that Rack incorrectly handled certain crafted headers. A
remote attacker could possibly use this issue to cause Rack to consume
resources, leading to a denial of service. (CVE-2024-26146)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS
ruby-rack 2.1.4-5ubuntu1+ 5
Available with Ubuntu Pro
Ubuntu 20.04 LTS
ruby-rack 2.0.7-2ubuntu0.1+esm5
Available with Ubuntu Pro
Ubuntu 18.04 LTS
ruby-rack 1.6.4-4ubuntu0.2+esm6
Available with Ubuntu Pro
Ubuntu 16.04 LTS
ruby-rack 1.6.4-3ubuntu0.2+esm6
Available with Ubuntu Pro
Ubuntu 14.04 LTS
ruby-rack 1.5.2-3+deb8u3ubuntu1~esm8
Available with Ubuntu Pro
After a standard system update you need to restart any applications using
Rack to make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6837-2
https://ubuntu.com/security/notices/USN-6837-1
CVE-2024-25126, CVE-2024-26141, CVE-2024-26146
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