CVE-2024-49761

NameCVE-2024-49761
DescriptionREXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML gem 3.3.9 or later include the patch to fix the vulnerability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-4018-1
Debian Bugs1103790

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ruby2.7 (PTS)bullseye2.7.4-1+deb11u1vulnerable
bullseye (security)2.7.4-1+deb11u5fixed
ruby3.1 (PTS)bookworm, bookworm (security)3.1.2-7+deb12u1vulnerable
ruby3.3 (PTS)sid, trixie3.3.8-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ruby2.7sourcebullseye2.7.4-1+deb11u3DLA-4018-1
ruby2.7source(unstable)(unfixed)
ruby3.1source(unstable)(unfixed)1103790
ruby3.2source(unstable)(unfixed)
ruby3.3source(unstable)3.3.6-1

Notes

[bookworm] - ruby3.1 <no-dsa> (Minor issue)
https://github.com/ruby/rexml/security/advisories/GHSA-2rxp-v6pw-ch6m
https://github.com/ruby/rexml/commit/ce59f2eb1aeb371fe1643414f06618dbe031979f (v3.3.9)
https://www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761/

Search for package or bug name: Reporting problems