Ubuntu 5503-1: GnuPG vulnerability | LinuxSecurity.com

Advisories

==========================================================================
Ubuntu Security Notice USN-5503-1
July 05, 2022

gnupg2 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 21.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

GnuPG could allow forged signatures.

Software Description:
- gnupg2: GNU privacy guard - a free PGP replacement

Details:

Demi Marie Obenour discovered that GnuPG incorrectly handled injection in
the status message. A remote attacker could possibly use this issue to
forge signatures.

Update instructions:

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

Ubuntu 22.04 LTS:
  gnupg                           2.2.27-3ubuntu2.1
  gnupg2                          2.2.27-3ubuntu2.1
  gpg                             2.2.27-3ubuntu2.1

Ubuntu 21.10:
  gnupg                           2.2.20-1ubuntu4.1
  gnupg2                          2.2.20-1ubuntu4.1
  gpg                             2.2.20-1ubuntu4.1

Ubuntu 20.04 LTS:
  gnupg                           2.2.19-3ubuntu2.2
  gnupg2                          2.2.19-3ubuntu2.2
  gpg                             2.2.19-3ubuntu2.2

Ubuntu 18.04 LTS:
  gnupg                           2.2.4-1ubuntu1.6
  gnupg2                          2.2.4-1ubuntu1.6
  gpg                             2.2.4-1ubuntu1.6

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

References:
  https://ubuntu.com/security/notices/USN-5503-1
  CVE-2022-34903

Package Information:
  https://launchpad.net/ubuntu/+source/gnupg2/2.2.27-3ubuntu2.1
  https://launchpad.net/ubuntu/+source/gnupg2/2.2.20-1ubuntu4.1
  https://launchpad.net/ubuntu/+source/gnupg2/2.2.19-3ubuntu2.2
  https://launchpad.net/ubuntu/+source/gnupg2/2.2.4-1ubuntu1.6

Ubuntu 5503-1: GnuPG vulnerability

July 5, 2022

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 21.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: GnuPG could allow forged signatures. Software Description: - gnupg2: GNU privacy guard - a free PGP replacement Details: Demi Marie Obenour discovered that GnuPG incorrectly handled injection in the status message. A remote attacker could possibly use this issue to forge signatures.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: gnupg 2.2.27-3ubuntu2.1 gnupg2 2.2.27-3ubuntu2.1 gpg 2.2.27-3ubuntu2.1 Ubuntu 21.10: gnupg 2.2.20-1ubuntu4.1 gnupg2 2.2.20-1ubuntu4.1 gpg 2.2.20-1ubuntu4.1 Ubuntu 20.04 LTS: gnupg 2.2.19-3ubuntu2.2 gnupg2 2.2.19-3ubuntu2.2 gpg 2.2.19-3ubuntu2.2 Ubuntu 18.04 LTS: gnupg 2.2.4-1ubuntu1.6 gnupg2 2.2.4-1ubuntu1.6 gpg 2.2.4-1ubuntu1.6 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5503-1

CVE-2022-34903

Severity
Ubuntu Security Notice USN-5503-1

Package Information

https://launchpad.net/ubuntu/+source/gnupg2/2.2.27-3ubuntu2.1 https://launchpad.net/ubuntu/+source/gnupg2/2.2.20-1ubuntu4.1 https://launchpad.net/ubuntu/+source/gnupg2/2.2.19-3ubuntu2.2 https://launchpad.net/ubuntu/+source/gnupg2/2.2.4-1ubuntu1.6

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