Ubuntu 14.04 LTS / 16.04 LTS / 17.04 / 17.10 : postgresql-9.3, postgresql-9.5, postgresql-9.6 vulnerabilities (USN-3479-1)
Medium Nessus Plugin ID 104569
SynopsisThe remote Ubuntu host is missing one or more security-related patches.
DescriptionDavid Rowley discovered that PostgreSQL incorrectly handled memory when processing certain JSON functions. A remote attacker could possibly use this issue to obtain sensitive information.
Dean Rasheed discovered that PostgreSQL incorrectly enforced SELECT privileges when processing INSERT ... ON CONFLICT DO UPDATE commands.
A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS, Ubuntu 17.04 and Ubuntu 17.10.
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected postgresql-9.3, postgresql-9.5 and / or postgresql-9.6 packages.