CVE-2019-9937: Null Pointer Dereference

Published Mar 22, 2019
·
Updated

In SQLite 3.27.2, interleaving reads and writes in a single transaction with an fts5 virtual table will lead to a NULL Pointer Dereference in fts5ChunkIterate in sqlite3.c. This is related to ext/fts5/fts5hash.c and ext/fts5/fts5index.c.

Affected Software

2 affected componentsFixes available
SQLite SQLite=3.27.2
debian/sqlite3
3.34.1-33.34.1-3+deb11u13.40.1-2+deb12u23.46.1-73.46.1-9

Event History

Mar 22, 2019
CVE Published
via MITRE·07:07 AM
Data Sourced
via MITRE·07:07 AM
Description
Feb 19, 2026
Data Sourced
via Ubuntu·06:01 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·06:02 PM
Description
Data Sourced
via Debian·06:02 PM
DescriptionAffected Software

Frequently Asked Questions

1

What is the vulnerability ID for this SQLite vulnerability?

The vulnerability ID is CVE-2019-9937.

2

What is the severity of CVE-2019-9937?

The severity of CVE-2019-9937 is high with a CVSS score of 7.5.

3

Which version of SQLite is affected by CVE-2019-9937?

SQLite version 3.27.2 is affected by CVE-2019-9937.

4

What is the impact of CVE-2019-9937?

CVE-2019-9937 can lead to a NULL Pointer Dereference in fts5ChunkIterate in sqlite3.c, potentially causing a crash or denial of service.

5

Are there any references related to CVE-2019-9937?

Yes, you can find more information about CVE-2019-9937 at the following references: [http://www.securityfocus.com/bid/107562](http://www.securityfocus.com/bid/107562), [https://security.netapp.com/advisory/ntap-20190416-0005/](https://security.netapp.com/advisory/ntap-20190416-0005/), [https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EXD2GYJVTDGEQPUNMMMC5TB7MQXOBBMO/](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EXD2GYJVTDGEQPUNMMMC5TB7MQXOBBMO/)

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