diff options
| -rw-r--r-- | doc/src/sgml/release-16.sgml | 115 |
1 files changed, 114 insertions, 1 deletions
diff --git a/doc/src/sgml/release-16.sgml b/doc/src/sgml/release-16.sgml index c8f8e1e2c9a..c2f0a624465 100644 --- a/doc/src/sgml/release-16.sgml +++ b/doc/src/sgml/release-16.sgml @@ -27,7 +27,7 @@ certain types of indexes yielding wrong search results or being unnecessarily inefficient. It is advisable to <command>REINDEX</command> potentially-affected indexes after - installing this update. See the first through fourth changelog + installing this update. See the fourth through seventh changelog entries below. </para> </sect2> @@ -39,6 +39,119 @@ <listitem> <!-- +Author: Tom Lane <tgl@sss.pgh.pa.us> +Branch: master [3b0776fde] 2023-11-06 10:38:00 -0500 +Branch: REL_16_STABLE [d3d1e2509] 2023-11-06 10:38:00 -0500 +Branch: REL_15_STABLE [4f4a422fb] 2023-11-06 10:38:00 -0500 +Branch: REL_14_STABLE [9146d0d65] 2023-11-06 10:38:00 -0500 +Branch: REL_13_STABLE [d3de70fdb] 2023-11-06 10:38:00 -0500 +Branch: REL_12_STABLE [e911afd09] 2023-11-06 10:38:00 -0500 +Branch: REL_11_STABLE [8c6633f4d] 2023-11-06 10:38:00 -0500 +--> + <para> + Fix handling of unknown-type arguments + in <literal>DISTINCT</literal> <type>"any"</type> aggregate + functions (Tom Lane) + </para> + + <para> + This error led to a <type>text</type>-type value being interpreted + as an <type>unknown</type>-type value (that is, a zero-terminated + string) at runtime. This could result in disclosure of server + memory following the <type>text</type> value. + </para> + + <para> + The <productname>PostgreSQL</productname> Project thanks Jingzhou Fu + for reporting this problem. + (CVE-2023-5868) + </para> + </listitem> + + <listitem> +<!-- +Author: Tom Lane <tgl@sss.pgh.pa.us> +Branch: master [18b585155] 2023-11-06 10:56:43 -0500 +Branch: REL_16_STABLE [e24daa94b] 2023-11-06 10:56:43 -0500 +Branch: REL_15_STABLE [3bc6bc3ee] 2023-11-06 10:56:43 -0500 +Branch: REL_14_STABLE [edc0a8d82] 2023-11-06 10:56:43 -0500 +Branch: REL_13_STABLE [26c599beb] 2023-11-06 10:56:43 -0500 +Branch: REL_12_STABLE [d267cea24] 2023-11-06 10:56:43 -0500 +Branch: REL_11_STABLE [c48008f59] 2023-11-06 10:56:43 -0500 +--> + <para> + Detect integer overflow while computing new array dimensions + (Tom Lane) + </para> + + <para> + When assigning new elements to array subscripts that are outside the + current array bounds, an undetected integer overflow could occur in + edge cases. Memory stomps that are potentially exploitable for + arbitrary code execution are possible, and so is disclosure of + server memory. + </para> + + <para> + The <productname>PostgreSQL</productname> Project thanks Pedro + Gallegos for reporting this problem. + (CVE-2023-5869) + </para> + </listitem> + + <listitem> +<!-- +Author: Noah Misch <noah@leadboat.com> +Branch: master [3a9b18b30] 2023-11-06 06:14:13 -0800 +Branch: REL_16_STABLE [785412731] 2023-11-06 06:14:16 -0800 +Branch: REL_15_STABLE [595c988c9] 2023-11-06 06:14:16 -0800 +Branch: REL_14_STABLE [508acb901] 2023-11-06 06:14:17 -0800 +Branch: REL_13_STABLE [28b609550] 2023-11-06 06:14:17 -0800 +Branch: REL_12_STABLE [2893f2f40] 2023-11-06 06:14:17 -0800 +Branch: REL_11_STABLE [e082734c8] 2023-11-06 06:14:18 -0800 +Author: Noah Misch <noah@leadboat.com> +Branch: master [b72de09a1] 2023-11-06 06:14:13 -0800 +Branch: REL_16_STABLE [2c3c5ec49] 2023-11-06 06:14:16 -0800 +Branch: REL_15_STABLE [fbc371909] 2023-11-06 06:14:16 -0800 +Branch: REL_14_STABLE [ecd5d240c] 2023-11-06 06:14:17 -0800 +Branch: REL_13_STABLE [2c7a2a00a] 2023-11-06 06:14:17 -0800 +Branch: REL_12_STABLE [7bbf4d037] 2023-11-06 06:14:17 -0800 +Branch: REL_11_STABLE [a27be40c1] 2023-11-06 06:14:18 -0800 +--> + <para> + Prevent the <literal>pg_signal_backend</literal> role from + signalling background workers and autovacuum processes + (Noah Misch, Jelte Fennema-Nio) + </para> + + <para> + The documentation says that <literal>pg_signal_backend</literal> + cannot issue signals to superuser-owned processes. It was able to + signal these background processes, though, because they advertise a + role OID of zero. Treat that as indicating superuser ownership. + The security implications of cancelling one of these process types + are fairly small so far as the core code goes (we'll just start + another one), but extensions might add background workers that are + more vulnerable. + </para> + + <para> + Also ensure that the <varname>is_superuser</varname> parameter is + set correctly in such processes. No specific security consequences + are known for that oversight, but it might be significant for some + extensions. + </para> + + <para> + The <productname>PostgreSQL</productname> Project thanks + Hemanth Sandrana and Mahendrakar Srinivasarao + for reporting this problem. + (CVE-2023-5870) + </para> + </listitem> + + <listitem> +<!-- Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> Branch: master [28d3c2ddc] 2023-09-26 14:14:49 +0300 Branch: REL_16_STABLE [d7f521325] 2023-09-26 14:15:01 +0300 |