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    <title>MongoDB Jira</title>
    <link>https://jira.mongodb.org</link>
    <description>This file is an XML representation of an issue</description>
    <language>en-us</language>    <build-info>
        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-62207] ReshardCollection with small maxTimeMS can crash the shard due to incorrect BSON object lifetime</title>
                <link>https://jira.mongodb.org/browse/SERVER-62207</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;_shardsvrReshardCollection &lt;a href=&quot;https://github.com/mongodb/mongo/blob/19080405d9c7d08b54e70228a92d237223f2885c/src/mongo/db/s/shardsvr_reshard_collection_command.cpp#L92-L93&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;constructs a ReshardCollectionCoordinator&lt;/a&gt; passing as argument &apos;request()&apos;, which contains non-owned BSON objects (in particular, &apos;&lt;a href=&quot;https://github.com/mongodb/mongo/blob/19080405d9c7d08b54e70228a92d237223f2885c/src/mongo/s/request_types/sharded_ddl_commands.idl#L271-L272&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;key&lt;/a&gt;&apos; and &apos;&lt;a href=&quot;https://github.com/mongodb/mongo/blob/19080405d9c7d08b54e70228a92d237223f2885c/src/mongo/s/request_types/sharded_ddl_commands.idl#L283-L284&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;collation&lt;/a&gt;&apos;. ReshardCollectionCoordinator &lt;a href=&quot;https://github.com/mongodb/mongo/blob/19080405d9c7d08b54e70228a92d237223f2885c/src/mongo/db/s/reshard_collection_coordinator.cpp#L46&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;makes a copy of the ShardsvrReshardCollection object&lt;/a&gt;, but the mentioned BSON objects are still unowned. Thus, if ReshardCollectionCoordinator outlives the _shardsvrReshardCollection command, a crash can happen because the underlying bson objects are dangling.&lt;/p&gt;</description>
                <environment></environment>
        <key id="1954933">SERVER-62207</key>
            <summary>ReshardCollection with small maxTimeMS can crash the shard due to incorrect BSON object lifetime</summary>
                <type id="1" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14703&amp;avatarType=issuetype">Bug</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="13201">Fixed</resolution>
                                        <assignee username="jordi.serra-torrens@mongodb.com">Jordi Serra Torrens</assignee>
                                    <reporter username="jordi.serra-torrens@mongodb.com">Jordi Serra Torrens</reporter>
                        <labels>
                    </labels>
                <created>Tue, 21 Dec 2021 14:53:08 +0000</created>
                <updated>Sun, 29 Oct 2023 21:44:48 +0000</updated>
                            <resolved>Tue, 28 Dec 2021 08:42:06 +0000</resolved>
                                    <version>5.0.0</version>
                    <version>5.2.0</version>
                    <version>5.1.0</version>
                                    <fixVersion>5.3.0</fixVersion>
                    <fixVersion>5.0.6</fixVersion>
                    <fixVersion>5.2.1</fixVersion>
                                    <component>Sharding</component>
                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="4302599" author="xgen-internal-githook" created="Thu, 20 Jan 2022 12:58:34 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Jordi Serra Torrens&apos;, &apos;email&apos;: &apos;jordi.serra-torrens@mongodb.com&apos;, &apos;username&apos;: &apos;jordist&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-62207&quot; title=&quot;ReshardCollection with small maxTimeMS can crash the shard due to incorrect BSON object lifetime&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-62207&quot;&gt;&lt;del&gt;SERVER-62207&lt;/del&gt;&lt;/a&gt; Make ReshardCollectionCoordinator store an owned BSON object for the command&lt;/p&gt;

&lt;p&gt;(cherry picked from commit 5eab3ca8acaa0e8004c50112187b6809667157a2)&lt;br/&gt;
Branch: v5.2&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/365f5a81cf2da5bcce212e1f48d700c95a5cc639&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/365f5a81cf2da5bcce212e1f48d700c95a5cc639&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="4269625" author="xgen-internal-githook" created="Wed, 29 Dec 2021 11:01:43 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Jordi Serra Torrens&apos;, &apos;email&apos;: &apos;jordi.serra-torrens@mongodb.com&apos;, &apos;username&apos;: &apos;jordist&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-62207&quot; title=&quot;ReshardCollection with small maxTimeMS can crash the shard due to incorrect BSON object lifetime&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-62207&quot;&gt;&lt;del&gt;SERVER-62207&lt;/del&gt;&lt;/a&gt; Make ReshardCollectionCoordinator store an owned BSON object for the command&lt;/p&gt;

&lt;p&gt;(cherry picked from commit 5eab3ca8acaa0e8004c50112187b6809667157a2)&lt;br/&gt;
Branch: v5.0&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/1e5c94ab5444a6301974c5a2c4dda9b8ae325168&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/1e5c94ab5444a6301974c5a2c4dda9b8ae325168&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="4268308" author="xgen-internal-githook" created="Tue, 28 Dec 2021 08:38:37 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Jordi Serra Torrens&apos;, &apos;email&apos;: &apos;jordi.serra-torrens@mongodb.com&apos;, &apos;username&apos;: &apos;jordist&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-62207&quot; title=&quot;ReshardCollection with small maxTimeMS can crash the shard due to incorrect BSON object lifetime&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-62207&quot;&gt;&lt;del&gt;SERVER-62207&lt;/del&gt;&lt;/a&gt; Make ReshardCollectionCoordinator store an owned BSON object for the command&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/5eab3ca8acaa0e8004c50112187b6809667157a2&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/5eab3ca8acaa0e8004c50112187b6809667157a2&lt;/a&gt;&lt;/p&gt;</comment>
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                            <attachment id="351914" name="repro.patch" size="1531" author="jordi.serra-torrens@mongodb.com" created="Tue, 21 Dec 2021 14:53:57 +0000"/>
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