Advisory Published

USN-6683-1: HtmlCleaner vulnerability

First published: Thu Mar 07 2024(Updated: )

It was discovered that HtmlCleaner incorrectly handled certain html documents. An attacker could possibly use this issue to cause a denial of service via application crash.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libhtmlcleaner-java<2.24-1+deb11u1build0.22.04.1
2.24-1+deb11u1build0.22.04.1
Ubuntu Linux=22.04
All of
ubuntu/libhtmlcleaner-java<2.23-1ubuntu0.1~esm1
2.23-1ubuntu0.1~esm1
Ubuntu Linux=20.04
All of
ubuntu/libhtmlcleaner-java<2.21-2ubuntu0.1~esm1
2.21-2ubuntu0.1~esm1
Ubuntu Linux=18.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-6683-1?

    USN-6683-1 has a severity level that indicates potential denial of service vulnerabilities.

  • How do I fix USN-6683-1?

    To fix USN-6683-1, upgrade the libhtmlcleaner-java package to the specified remedy versions for your Ubuntu release.

  • What vulnerabilities are associated with USN-6683-1?

    USN-6683-1 is associated with vulnerabilities that can lead to application crashes due to improper handling of HTML documents.

  • What versions of Ubuntu are affected by USN-6683-1?

    USN-6683-1 affects Ubuntu versions 18.04, 20.04, and 22.04 that are using vulnerable versions of libhtmlcleaner-java.

  • Is there an exploit code available for USN-6683-1?

    Currently, there is no public exploit code available for the vulnerabilities addressed in USN-6683-1.

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