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Ubuntu 22.04 & 20.04 USN-6682-1: Critical Puma Security Issues

ubuntu
Calendar Grey March 7, 2024
Dist Ubuntu Esm H88
In response to Puma threats, Ubuntu Security Notice USN-6682-2 provides essential patches for web server vulnerabilities.
Several security issues were fixed in Puma.

Summary

Several security issues were fixed in Puma.

Software Description:

- puma: threaded HTTP 1.1 server for Ruby/Rack applications

Details:

ZeddYu Lu discovered that Puma incorrectly handled parsing certain headers.

A remote attacker could possibly use this issue to perform an HTTP Request

Smuggling attack. This issue only affected Ubuntu 20.04 LTS.

(CVE-2020-11076)

It was discovered that Puma incorrectly handled parsing certain headers.

A remote attacker could possibly use this issue to perform an HTTP Request

Smuggling attack. This issue only affected Ubuntu 20.04 LTS.

(CVE-2020-11077)

Jean Boussier discovered that Puma might not always release resources

properly after handling HTTP requests. A remote attacker could possibly

use this issue to read sensitive information. (CVE-2022-23634)

It was discovered that Puma incorrectly handled certain malformed headers.

A remote attacker could use this issue to perform an HTTP Request Smuggling

attack. (CVE-2022-24...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service security issue update Ubuntu 20.04 HTTP Request Smuggling Puma

Update Instructions

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

Ubuntu 22.04 LTS (Available with Ubuntu Pro):
   puma                            5.5.2-2ubuntu2+esm1

Ubuntu 20.04 LTS (Available with Ubuntu Pro):
   puma                            3.12.4-1ubuntu2+esm1

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

References

https://ubuntu.com/security/notices/USN-6682-1

CVE-2020-11076, CVE-2020-11077, CVE-2022-23634, CVE-2022-24790,

CVE-2023-40175, CVE-2024-21647

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6682-1

Topics%20covered

Topics Covered

security advisory denial of service security issue update Ubuntu 20.04 HTTP Request Smuggling Puma

Package Information

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