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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-64474] Coverity analysis defect 121890: Dereference null return value</title>
                <link>https://jira.mongodb.org/browse/SERVER-64474</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Dereference null return value&lt;/p&gt;

&lt;p&gt; If the function actually returns a null value, a null pointer dereference will occur. Return value of function which returns null is dereferenced without checking&lt;br/&gt;
/src/mongo/db/query/sbe_stage_builder_lookup.cpp:284: NULL_RETURNS 121890 Assigning: &quot;indexDescriptor&quot; = &quot;nullptr&quot; return value from &quot;findIndexByName&quot;.&lt;/p&gt;</description>
                <environment></environment>
        <key id="2000538">SERVER-64474</key>
            <summary>Coverity analysis defect 121890: Dereference null return value</summary>
                <type id="1" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14703&amp;avatarType=issuetype">Bug</type>
                                            <priority id="4" iconUrl="https://jira.mongodb.org/images/icons/priorities/minor.svg">Minor - P4</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="rui.liu@mongodb.com">Rui Liu</assignee>
                                    <reporter username="xgen-internal-coverity">Coverity Collector User</reporter>
                        <labels>
                            <label>coverity</label>
                    </labels>
                <created>Mon, 14 Mar 2022 15:18:45 +0000</created>
                <updated>Sun, 29 Oct 2023 21:41:08 +0000</updated>
                            <resolved>Tue, 15 Mar 2022 11:14:07 +0000</resolved>
                                                    <fixVersion>6.0.0-rc0</fixVersion>
                                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="4413035" author="xgen-internal-githook" created="Tue, 15 Mar 2022 15:09:48 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Rui Liu&apos;, &apos;email&apos;: &apos;rui.liu@mongodb.com&apos;, &apos;username&apos;: &apos;lriuui0x0&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-64474&quot; title=&quot;Coverity analysis defect 121890: Dereference null return value&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-64474&quot;&gt;&lt;del&gt;SERVER-64474&lt;/del&gt;&lt;/a&gt; Add null pointer assertion for index descriptor access during index join&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/5bc5790be407657748307f20404af62de62cba31&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/5bc5790be407657748307f20404af62de62cba31&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="4411498" author="xgen-internal-githook" created="Mon, 14 Mar 2022 21:41:12 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Rui Liu&apos;, &apos;email&apos;: &apos;rui.liu@mongodb.com&apos;, &apos;username&apos;: &apos;lriuui0x0&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-64474&quot; title=&quot;Coverity analysis defect 121890: Dereference null return value&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-64474&quot;&gt;&lt;del&gt;SERVER-64474&lt;/del&gt;&lt;/a&gt; Add null pointer assertion for index descriptor access during index join&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/90caba6b07d4b606f6d4641a398a529926aba2ce&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/90caba6b07d4b606f6d4641a398a529926aba2ce&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="4410222" author="JIRAUSER1261330" created="Mon, 14 Mar 2022 15:25:20 +0000"  >&lt;p&gt;&lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=kyle.suarez&quot; class=&quot;user-hover&quot; rel=&quot;kyle.suarez&quot;&gt;kyle.suarez&lt;/a&gt; Looks like we should add an assertion there (index should always be there since we picked it for the index join), I can take the ticket.&lt;/p&gt;</comment>
                            <comment id="4410203" author="kyle.suarez" created="Mon, 14 Mar 2022 15:22:14 +0000"  >&lt;p&gt;FYI &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=rui.liu&quot; class=&quot;user-hover&quot; rel=&quot;rui.liu&quot;&gt;rui.liu&lt;/a&gt;, looks like it&apos;s complaining since &lt;tt&gt;findIndexByName()&lt;/tt&gt; could technically return null.&lt;/p&gt;</comment>
                    </comments>
                <issuelinks>
                            <issuelinktype id="10520">
                    <name>Problem/Incident</name>
                                                                <inwardlinks description="is caused by">
                                        <issuelink>
            <issuekey id="1981863">SERVER-63572</issuekey>
        </issuelink>
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                                    </issuelinktype>
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                            <attachment id="365603" name="Screen Shot 2022-03-14 at 11.19.40 AM.png" size="138773" author="kyle.suarez@mongodb.com" created="Mon, 14 Mar 2022 15:22:23 +0000"/>
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