diff --git a/doc/src/sgml/release-14.sgml b/doc/src/sgml/release-14.sgml index e7da94b025..b5f9110981 100644 --- a/doc/src/sgml/release-14.sgml +++ b/doc/src/sgml/release-14.sgml @@ -35,6 +35,41 @@ + + Do not let extension scripts replace objects not already belonging + to the extension (Tom Lane) + + + + This change prevents extension scripts from doing CREATE + OR REPLACE if there is an existing object that does not + belong to the extension. It also prevents CREATE IF NOT + EXISTS in the same situation. This prevents a form of + trojan-horse attack in which a hostile database user could become + the owner of an extension object and then modify it to compromise + future uses of the object by other users. As a side benefit, it + also reduces the risk of accidentally replacing objects one did + not mean to. + + + + The PostgreSQL Project thanks + Sven Klemm for reporting this problem. + (CVE-2022-2625) + + + + +