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Ubuntu Security Notice USN-5689-2
November 28, 2022

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

- Ubuntu 22.10

Summary:

Perl could be made to by pass signature verification.

Software Description:
- perl: Practical Extraction and Report Language

Details:

USN-5689-1 fixed a vulnerability in Perl.
This update provides the corresponding update for Ubuntu 22.10.

Original advisory details:

 It was discovered that Perl incorrectly handled certain signature verification.
 An remote attacker could possibly use this issue to bypass signature verification.

Update instructions:

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

Ubuntu 22.10:
  perl                            5.34.0-5ubuntu1.1

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

References:
  https://ubuntu.com/security/notices/USN-5689-2
  https://ubuntu.com/security/notices/USN-5689-1
  CVE-2020-16156

Package Information:
  https://launchpad.net/ubuntu/+source/perl/5.34.0-5ubuntu1.1