[USN-6102-1] xmldom vulnerabilities

[Amir Naseredini]

==========================================================================
Ubuntu Security Notice USN-6102-1
May 24, 2023

node-xmldom vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in xmldom.

Software Description:
- node-xmldom: A pure JavaScript W3C standard-based `DOMParser` and 
`XMLSerializer` module.

Details:

It was discovered that xmldom incorrectly handled certain inputs. If a
user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to cause
unexpected syntactic changes during XML processing. This issue only affected
Ubuntu 20.04 LTS. (CVE-2021-21366)

It was discovered that xmldom incorrectly handled certain inputs. If a
user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to cause a
denial of service. (CVE-2022-37616, CVE-2022-39353)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.10:
   node-xmldom                     0.7.5-1ubuntu0.22.10.1

Ubuntu 22.04 LTS:
   node-xmldom                     0.7.5-1ubuntu0.22.04.1

Ubuntu 20.04 LTS:
   node-xmldom                     0.1.27+ds-1+deb10u2build0.20.04.1

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-6102-1
   CVE-2021-21366, CVE-2022-37616, CVE-2022-39353

Package Information:
   https://launchpad.net/ubuntu/+source/node-xmldom/0.7.5-1ubuntu0.22.10.1
   https://launchpad.net/ubuntu/+source/node-xmldom/0.7.5-1ubuntu0.22.04.1
 
https://launchpad.net/ubuntu/+source/node-xmldom/0.1.27+ds-1+deb10u2build0.20.04.1

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