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Bastien Roucariès pushed to branch master at <a href="https://salsa.debian.org/security-tracker-team/security-tracker">Debian Security Tracker / security-tracker</a>
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Commits:
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<strong style="font-weight: 600;"><a href="https://salsa.debian.org/security-tracker-team/security-tracker/-/commit/51eb42e26a5819ac16080ae34332d476b5883d06">51eb42e2</a></strong>
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<span> by Bastien Roucariès </span> <i> at 2024-08-24T07:32:32+00:00 </i>
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<pre class="commit-message" style='white-space: pre-wrap; display: block; font-size: 14px; color: #333238; position: relative; font-family: var(--default-mono-font, "GitLab Mono"),"JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; border-radius: 2px; margin: 0; padding: 8px 12px; border: 1px solid #dcdcde;'>CVE-2022-27386/mariadb not affected
Test of POC does not coredump:
-- /builds/lts-team/packages/mariadb-10.1/debian/output/source_dir/mysql-test/r/func_default.result 2024-08-23 22:43:13.000000000 +0000
+++ /builds/lts-team/packages/mariadb-10.1/debian/output/source_dir/mysql-test/r/func_default.reject 2024-08-23 22:58:10.083269449 +0000
@@ -34,8 +34,8 @@
NULL
select default(a) = now() from v2;
default(a) = now()
-1
-1
+NULL
+NULL
select table_name,is_updatable from information_schema.views;
table_name is_updatable
v1 NO
@@ -46,17 +46,19 @@
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
- `v1` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
+ `v1` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`x` varchar(1) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
select default(v1) from (select v1 from t1) dt;
default(v1)
-2001-01-01 10:20:30
+0000-00-00 00:00:00
select default(v1) from (select v1 from t1 group by v1) dt;
default(v1)
0000-00-00 00:00:00
drop table t1;
create table t1 (a text default '');
+Warnings:
+Warning 1101 BLOB/TEXT column 'a' can't have a default value
create algorithm=temptable view v1 as select * from t1;
insert into t1 values ('a');
select default(a) from v1;
mysqltest: Result length mismatch
Moreover fix is not backportable due to missing member:
/builds/lts-team/packages/mariadb-10.1/debian/output/source_dir/sql/sql_select.cc:16091:38: error: 'class Field' has no member named 'default_value'
new_field->vcol_info= new_field->default_value=
^~~~~~~~~~~~~
/builds/lts-team/packages/mariadb-10.1/debian/output/source_dir/sql/sql_select.cc:16092:18: error: 'class Field' has no member named 'check_constraint'; did you mean 'Subst_constraint'?
new_field->check_constraint= 0;
^~~~~~~~~~~~~~~~
According to changelog https://mariadb.com/kb/en/changes-improvements-in-mariadb-10-2/ BLOB default and table default is a 10.2 feature.
</pre>
</li>
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1 changed file:
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<a href="#4716ef5aa8f2742228ba3b3633215c8b808565e3">
data/CVE/list
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Changes:
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<li id="4716ef5aa8f2742228ba3b3633215c8b808565e3">
<a href="https://salsa.debian.org/security-tracker-team/security-tracker/-/commit/51eb42e26a5819ac16080ae34332d476b5883d06#4716ef5aa8f2742228ba3b3633215c8b808565e3"><strong style="font-weight: 600;">data/CVE/list</strong></a>
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