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    <title>MongoDB Jira</title>
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    <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-56293] opCtx use after free in checkIfCanReadOrBlock</title>
                <link>https://jira.mongodb.org/browse/SERVER-56293</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;We can not&#160;&lt;a href=&quot;https://github.com/mongodb/mongo/blob/c90de3e65fff76ead7b8ca4664c3f34b0c913e04/src/mongo/db/repl/tenant_migration_access_blocker_util.cpp#L210&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;capture the opCtx raw pointer in checkIfCanReadOrBlock&lt;/a&gt;&#160;because by the time we get a timeout error, the opCtx may not be valid anymore.&lt;/p&gt;</description>
                <environment></environment>
        <key id="1687813">SERVER-56293</key>
            <summary>opCtx use after free in checkIfCanReadOrBlock</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="lingzhi.deng@mongodb.com">Lingzhi Deng</assignee>
                                    <reporter username="lingzhi.deng@mongodb.com">Lingzhi Deng</reporter>
                        <labels>
                            <label>pm-1791_non-cloud-blocking</label>
                            <label>post-rc0</label>
                    </labels>
                <created>Fri, 23 Apr 2021 00:54:47 +0000</created>
                <updated>Sun, 29 Oct 2023 21:54:36 +0000</updated>
                            <resolved>Fri, 23 Apr 2021 21:41:44 +0000</resolved>
                                                    <fixVersion>4.9.0-rc1</fixVersion>
                    <fixVersion>5.0.0-rc0</fixVersion>
                                                        <votes>0</votes>
                                    <watches>2</watches>
                                                                                                                <comments>
                            <comment id="3736827" author="xgen-internal-githook" created="Fri, 23 Apr 2021 22:07:31 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Lingzhi Deng&apos;, &apos;email&apos;: &apos;lingzhi.deng@mongodb.com&apos;, &apos;username&apos;: &apos;ldennis&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-56293&quot; title=&quot;opCtx use after free in checkIfCanReadOrBlock&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-56293&quot;&gt;&lt;del&gt;SERVER-56293&lt;/del&gt;&lt;/a&gt;: Fix out of scope opCtx capture in checkIfCanReadOrBlock&lt;/p&gt;

&lt;p&gt;(cherry picked from commit e46ccf98296b03819006153c87c85d3b87bd8987)&lt;br/&gt;
Branch: v4.9&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/c13c5887dd1b01314145bc731efedb1db8a5642a&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/c13c5887dd1b01314145bc731efedb1db8a5642a&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="3736780" author="xgen-internal-githook" created="Fri, 23 Apr 2021 21:36:51 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Lingzhi Deng&apos;, &apos;email&apos;: &apos;lingzhi.deng@mongodb.com&apos;, &apos;username&apos;: &apos;ldennis&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-56293&quot; title=&quot;opCtx use after free in checkIfCanReadOrBlock&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-56293&quot;&gt;&lt;del&gt;SERVER-56293&lt;/del&gt;&lt;/a&gt;: Fix out of scope opCtx capture in checkIfCanReadOrBlock&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/e46ccf98296b03819006153c87c85d3b87bd8987&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/e46ccf98296b03819006153c87c85d3b87bd8987&lt;/a&gt;&lt;/p&gt;</comment>
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