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Debian LTS Advisory DLA-3902-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                          Adrian Bunk
September 28, 2024                            https://wiki.debian.org/LTS
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Package        : ruby-rails-html-sanitizer
Version        : 1.3.0-1+deb11u1
CVE ID         : CVE-2022-23517 CVE-2022-23518 CVE-2022-23519 CVE-2022-23520 
                 CVE-2022-32209
Debian Bug     : 1013806 1027153

Multiple vulnerabilities have been fixed in ruby-rails-html-sanitizer,
a Ruby library for sanitizing HTML fragments in Rails applications.

CVE-2022-23517

    Inefficient Regular Expression Complexity

CVE-2022-23518

    XSS in data URIs

CVE-2022-23519
CVE-2022-23520
CVE-2022-32209

    XSS vulnerability

For Debian 11 bullseye, these problems have been fixed in version
1.3.0-1+deb11u1.

We recommend that you upgrade your ruby-rails-html-sanitizer packages.

For the detailed security status of ruby-rails-html-sanitizer please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/ruby-rails-html-sanitizer

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS