Headline
GHSA-5866-49gr-22v4: REXML DoS vulnerability
Impact
The REXML gem before 3.3.2 has a DoS vulnerability when it parses an XML that has many entity expansions with SAX2 or pull parser API.
If you need to parse untrusted XMLs with SAX2 or pull parser API, you may be impacted to this vulnerability.
Patches
The REXML gem 3.3.3 or later include the patch to fix the vulnerability.
Workarounds
Don’t parse untrusted XMLs with SAX2 or pull parser API.
References
- https://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/ : This is a similar vulnerability
- https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41946/: An announce on www.ruby-lang.org
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- GitHub Advisory Database
- GitHub Reviewed
- CVE-2024-41946
REXML DoS vulnerability
Moderate severity GitHub Reviewed Published Aug 1, 2024 in ruby/rexml • Updated Aug 2, 2024
Package
Affected versions
< 3.3.3
Description
Published to the GitHub Advisory Database
Aug 2, 2024
Severity
CVSS base metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
GHSA ID
GHSA-5866-49gr-22v4
Source code
Related news
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Red Hat Security Advisory 2024-6784-03 - An update for the ruby:3.3 module is now available for Red Hat Enterprise Linux 8. Issues addressed include a denial of service vulnerability.