Ubuntu 23.10, 22.04 LTS, 20.04 LTS: USN-6728-1 Severe Squid DoS Issue

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in Squid. Software Description: - squid: Web proxy cache server Details: Joshua Rogers discovered that Squid incorrectly handled collapsed forwarding. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-49288) Joshua Rogers discovered that Squid incorrectly handled certain structural elements. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2023-5824) Joshua Rogers discovered that Squid incorrectly handled Cache Manager error responses. A remote trusted client can possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2024-23638) Joshua Rogers discovered tha...