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USN-6366-1: PostgreSQL vulnerability

13 September 2023

PostgreSQL could be made to execute commands as the bootstrap superuser.

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Releases

Packages

Details

It was discovered that PostgreSQL incorrectly handled certain extension
script substitutions. An attacker having database-level CREATE privileges
can use this issue to execute arbitrary code as the bootstrap superuser.

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 16.04

After a standard system update you need to restart PostgreSQL to make
all the necessary changes.

References

Related notices

  • USN-6296-1: postgresql-pltcl-14, postgresql-plperl-12, postgresql-14, postgresql-pltcl-12, libecpg-dev, postgresql-server-dev-15, postgresql-client-12, postgresql-client-15, libecpg6, libpq5, postgresql-12, libpq-dev, postgresql-client-14, postgresql-doc-15, postgresql-plpython3-12, postgresql-15, libecpg-compat3, postgresql-pltcl-15, postgresql-plpython3-14, postgresql-server-dev-14, postgresql-doc-14, postgresql-plpython3-15, postgresql-doc-12, postgresql-plperl-15, postgresql-server-dev-12, libpgtypes3, postgresql-plperl-14