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USN-5503-1: GnuPG vulnerability

5 July 2022

GnuPG could allow forged signatures.

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Releases

Packages

  • 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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 22.04
Ubuntu 21.10
Ubuntu 20.04
Ubuntu 18.04

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

References

Related notices

  • USN-5503-2: gnupg-agent, gpgv2, gpgsm, scdaemon, gnupg, gpgv, gnupg2, gnupg-curl, dirmngr