CVE-2022-23517

NameCVE-2022-23517
Descriptionrails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Certain configurations of rails-html-sanitizer < 1.4.4 use an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue has been patched in version 1.4.4.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs1027153

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ruby-rails-html-sanitizer (PTS)buster1.0.4-1vulnerable
buster (security)1.0.4-1+deb10u1vulnerable
bullseye1.3.0-1vulnerable
bookworm, sid1.4.3-0.1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ruby-rails-html-sanitizersource(unstable)(unfixed)1027153

Notes

[buster] - ruby-rails-html-sanitizer <no-dsa> (Minor issue)
https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-5x79-w82f-gw8w
https://github.com/rails/rails-html-sanitizer/commit/56c61c0cebd1e493e8ad7bca2a0191609a4a6979

Search for package or bug name: Reporting problems