diff --git a/doc/src/sgml/release-9.3.sgml b/doc/src/sgml/release-9.3.sgml index a2078eac9ec79fa43471b781df76ddf992b5669d..b0b46b4b3947cd9692c7ce23bb67a9d028733749 100644 --- a/doc/src/sgml/release-9.3.sgml +++ b/doc/src/sgml/release-9.3.sgml @@ -39,6 +39,34 @@ <itemizedlist> + <listitem> + <para> + Fix failure to reset <application>libpq</application>'s state fully + between connection attempts (Tom Lane) + </para> + + <para> + An unprivileged user of <filename>dblink</filename> + or <filename>postgres_fdw</filename> could bypass the checks intended + to prevent use of server-side credentials, such as + a <filename>~/.pgpass</filename> file owned by the operating-system + user running the server. Servers allowing peer authentication on + local connections are particularly vulnerable. Other attacks such + as SQL injection into a <filename>postgres_fdw</filename> session + are also possible. + Attacking <filename>postgres_fdw</filename> in this way requires the + ability to create a foreign server object with selected connection + parameters, but any user with access to <filename>dblink</filename> + could exploit the problem. + In general, an attacker with the ability to select the connection + parameters for a <application>libpq</application>-using application + could cause mischief, though other plausible attack scenarios are + harder to think of. + Our thanks to Andrew Krasichkov for reporting this issue. + (CVE-2018-10915) + </para> + </listitem> + <listitem> <para> Ensure that updates to the <structfield>relfrozenxid</structfield> diff --git a/doc/src/sgml/release-9.4.sgml b/doc/src/sgml/release-9.4.sgml index 6568a934d4a0bcd751a651043296d0fe9d0fbaf3..71b760a91a5b3b82b9917c21e13dcf8caca5a0b1 100644 --- a/doc/src/sgml/release-9.4.sgml +++ b/doc/src/sgml/release-9.4.sgml @@ -33,6 +33,34 @@ <itemizedlist> + <listitem> + <para> + Fix failure to reset <application>libpq</application>'s state fully + between connection attempts (Tom Lane) + </para> + + <para> + An unprivileged user of <filename>dblink</filename> + or <filename>postgres_fdw</filename> could bypass the checks intended + to prevent use of server-side credentials, such as + a <filename>~/.pgpass</filename> file owned by the operating-system + user running the server. Servers allowing peer authentication on + local connections are particularly vulnerable. Other attacks such + as SQL injection into a <filename>postgres_fdw</filename> session + are also possible. + Attacking <filename>postgres_fdw</filename> in this way requires the + ability to create a foreign server object with selected connection + parameters, but any user with access to <filename>dblink</filename> + could exploit the problem. + In general, an attacker with the ability to select the connection + parameters for a <application>libpq</application>-using application + could cause mischief, though other plausible attack scenarios are + harder to think of. + Our thanks to Andrew Krasichkov for reporting this issue. + (CVE-2018-10915) + </para> + </listitem> + <listitem> <para> Ensure that updates to the <structfield>relfrozenxid</structfield> diff --git a/doc/src/sgml/release-9.5.sgml b/doc/src/sgml/release-9.5.sgml index 11a219ac5ccc3c232f881bb3e19cbcb575f06378..1f5ce819f43d7a3ce02cebcacb2955d28ea94cd5 100644 --- a/doc/src/sgml/release-9.5.sgml +++ b/doc/src/sgml/release-9.5.sgml @@ -33,6 +33,55 @@ <itemizedlist> + <listitem> + <para> + Fix failure to reset <application>libpq</application>'s state fully + between connection attempts (Tom Lane) + </para> + + <para> + An unprivileged user of <filename>dblink</filename> + or <filename>postgres_fdw</filename> could bypass the checks intended + to prevent use of server-side credentials, such as + a <filename>~/.pgpass</filename> file owned by the operating-system + user running the server. Servers allowing peer authentication on + local connections are particularly vulnerable. Other attacks such + as SQL injection into a <filename>postgres_fdw</filename> session + are also possible. + Attacking <filename>postgres_fdw</filename> in this way requires the + ability to create a foreign server object with selected connection + parameters, but any user with access to <filename>dblink</filename> + could exploit the problem. + In general, an attacker with the ability to select the connection + parameters for a <application>libpq</application>-using application + could cause mischief, though other plausible attack scenarios are + harder to think of. + Our thanks to Andrew Krasichkov for reporting this issue. + (CVE-2018-10915) + </para> + </listitem> + + <listitem> + <para> + Fix <literal>INSERT ... ON CONFLICT UPDATE</literal> through a view + that isn't just <literal>SELECT * FROM ...</literal> + (Dean Rasheed, Amit Langote) + </para> + + <para> + Erroneous expansion of an updatable view could lead to crashes + or <quote>attribute ... has the wrong type</quote> errors, if the + view's <literal>SELECT</literal> list doesn't match one-to-one with + the underlying table's columns. + Furthermore, this bug could be leveraged to allow updates of columns + that an attacking user lacks <literal>UPDATE</literal> privilege for, + if that user has <literal>INSERT</literal> and <literal>UPDATE</literal> + privileges for some other column(s) of the table. + Any user could also use it for disclosure of server memory. + (CVE-2018-10925) + </para> + </listitem> + <listitem> <para> Ensure that updates to the <structfield>relfrozenxid</structfield> @@ -140,21 +189,6 @@ </para> </listitem> - <listitem> - <para> - Fix <literal>INSERT ... ON CONFLICT UPDATE</literal> through a view - that isn't just <literal>SELECT * FROM ...</literal> - (Dean Rasheed, Amit Langote) - </para> - - <para> - Erroneous expansion of an updatable view could lead to crashes - or <quote>attribute ... has the wrong type</quote> errors, if the - view's <literal>SELECT</literal> list doesn't match one-to-one with - the underlying table's columns. - </para> - </listitem> - <listitem> <para> Ensure a table's cached index list is correctly rebuilt after an index diff --git a/doc/src/sgml/release-9.6.sgml b/doc/src/sgml/release-9.6.sgml index 0229d705bcdcfcf15598e90f13b287acb957023c..6af9f50c0b8a9472c981ee919d111e25a63432dc 100644 --- a/doc/src/sgml/release-9.6.sgml +++ b/doc/src/sgml/release-9.6.sgml @@ -33,6 +33,55 @@ <itemizedlist> + <listitem> + <para> + Fix failure to reset <application>libpq</application>'s state fully + between connection attempts (Tom Lane) + </para> + + <para> + An unprivileged user of <filename>dblink</filename> + or <filename>postgres_fdw</filename> could bypass the checks intended + to prevent use of server-side credentials, such as + a <filename>~/.pgpass</filename> file owned by the operating-system + user running the server. Servers allowing peer authentication on + local connections are particularly vulnerable. Other attacks such + as SQL injection into a <filename>postgres_fdw</filename> session + are also possible. + Attacking <filename>postgres_fdw</filename> in this way requires the + ability to create a foreign server object with selected connection + parameters, but any user with access to <filename>dblink</filename> + could exploit the problem. + In general, an attacker with the ability to select the connection + parameters for a <application>libpq</application>-using application + could cause mischief, though other plausible attack scenarios are + harder to think of. + Our thanks to Andrew Krasichkov for reporting this issue. + (CVE-2018-10915) + </para> + </listitem> + + <listitem> + <para> + Fix <literal>INSERT ... ON CONFLICT UPDATE</literal> through a view + that isn't just <literal>SELECT * FROM ...</literal> + (Dean Rasheed, Amit Langote) + </para> + + <para> + Erroneous expansion of an updatable view could lead to crashes + or <quote>attribute ... has the wrong type</quote> errors, if the + view's <literal>SELECT</literal> list doesn't match one-to-one with + the underlying table's columns. + Furthermore, this bug could be leveraged to allow updates of columns + that an attacking user lacks <literal>UPDATE</literal> privilege for, + if that user has <literal>INSERT</literal> and <literal>UPDATE</literal> + privileges for some other column(s) of the table. + Any user could also use it for disclosure of server memory. + (CVE-2018-10925) + </para> + </listitem> + <listitem> <para> Ensure that updates to the <structfield>relfrozenxid</structfield> @@ -140,21 +189,6 @@ </para> </listitem> - <listitem> - <para> - Fix <literal>INSERT ... ON CONFLICT UPDATE</literal> through a view - that isn't just <literal>SELECT * FROM ...</literal> - (Dean Rasheed, Amit Langote) - </para> - - <para> - Erroneous expansion of an updatable view could lead to crashes - or <quote>attribute ... has the wrong type</quote> errors, if the - view's <literal>SELECT</literal> list doesn't match one-to-one with - the underlying table's columns. - </para> - </listitem> - <listitem> <para> Ensure a table's cached index list is correctly rebuilt after an index