CVE-2024-25126 — Rack ReDos in content type parsing (2nd degree polynomial)

Affected: rack, rack_project rack

Rack is a modular Ruby web server interface. Carefully crafted content type headers can cause Rack’s media type parser to take much longer than expected, leading to a possible denial of service vulnerability (ReDos 2nd degree polynomial). This vulnerability is patched in 3.0.9.1 and 2.2.8.1.

USN-6837-1 — ruby-rack vulnerabilities

Affected: Ubuntu:24.04:LTS: ruby-rack

It was discovered that Rack incorrectly handled Multipart MIME parsing. 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 23.10. (CVE-2023-27530)

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. (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. This issue only affected Ubuntu 24.04 LTS. (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. This issue only affected Ubuntu 24.04 LTS. (CVE-2024-26146)

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CVE-2024-25126 — Rack ReDos in content type parsing (2nd degree polynomial)

USN-6837-1 — ruby-rack vulnerabilities