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GHSA-xj5v-6v4g-jfw6

Rack has possible DoS Vulnerability with Range Header

Source: GitHub Advisory Database (reviewed) Low CVE-2024-26141

Packages

EcosystemPackageAffectedFixed in
RubyGems rack >= 3.0.0, < 3.0.9.1 3.0.9.1
RubyGems rack >= 1.3.0, < 2.2.8.1 2.2.8.1

Details

As written in the advisory (Markdown source, shown as plain text).

# Possible DoS Vulnerability with Range Header in Rack There is a possible DoS vulnerability relating to the Range request header in Rack. This vulnerability has been assigned the CVE identifier CVE-2024-26141. Versions Affected: >= 1.3.0. Not affected: < 1.3.0 Fixed Versions: 3.0.9.1, 2.2.8.1 Impact ------ Carefully crafted Range headers can cause a server to respond with an unexpectedly large response. Responding with such large responses could lead to a denial of service issue. Vulnerable applications will use the `Rack::File` middleware or the `Rack::Utils.byte_ranges` methods (this includes Rails applications). Releases -------- The fixed releases are available at the normal locations. Workarounds ----------- There are no feasible workarounds for this issue. Patches ------- To aid users who aren't able to upgrade immediately we have provided patches for the two supported release series. They are in git-am format and consist of a single changeset. * 3-0-range.patch - Patch for 3.0 series * 2-2-range.patch - Patch for 2.2 series Credits ------- Thank you [ooooooo_q](https://hackerone.com/ooooooo_q) for the report and patch

References

External links from the advisory. They lead to third-party sites.