Vulnerability CVE-2023-39418
Published: 2023-08-11

Description:
A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row security policies defined for UPDATE and SELECT. If UPDATE and SELECT policies forbid some rows that INSERT policies do not forbid, a user could store such rows.

 References:
https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=cb2ae5741f2458a474ed3c31458d242e678ff229
https://access.redhat.com/security/cve/CVE-2023-39418
https://www.postgresql.org/support/security/CVE-2023-39418/
https://bugzilla.redhat.com/show_bug.cgi?id=2228112
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