| Name | CVE-2024-35176 |
| Description | REXML is an XML toolkit for Ruby. The REXML gem before 3.2.6 has a denial of service vulnerability when it parses an XML that has many `<`s in an attribute value. Those who need to parse untrusted XMLs may be impacted to this vulnerability. The REXML gem 3.2.7 or later include the patch to fix this vulnerability. As a workaround, don't parse untrusted XMLs. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1071626, 1071627 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ruby2.7 (PTS) | bullseye | 2.7.4-1+deb11u1 | vulnerable |
| bullseye (security) | 2.7.4-1+deb11u2 | vulnerable |
| ruby3.1 (PTS) | bookworm, bookworm (security) | 3.1.2-7+deb12u1 | vulnerable |
| sid, trixie | 3.1.2-8.4 | vulnerable |
| ruby3.2 (PTS) | sid | 3.2.3-1 | vulnerable |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - ruby3.1 <no-dsa> (Minor issue)
[bullseye] - ruby2.7 <postponed> (Minor issue, DoS)
https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh
Fixed by: https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb (v3.2.7)
https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176/