high
7.5
CWE
476 89
Advisory Published
Updated

CVE-2019-9937: Null Pointer Dereference

First published: Fri 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/fts5_hash.c and ext/fts5/fts5_index.c.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
SQLite SQLite=3.27.2
ubuntu/sqlite3<3.22.0-1ubuntu0.1
3.22.0-1ubuntu0.1
ubuntu/sqlite3<3.24.0-1ubuntu0.1
3.24.0-1ubuntu0.1
ubuntu/sqlite3<3.27.2-2
3.27.2-2
ubuntu/sqlite3<3.11.0-1ubuntu1.2
3.11.0-1ubuntu1.2
debian/sqlite
2.8.17-15
2.8.17-15+deb10u1
debian/sqlite3
3.27.2-3+deb10u1
3.27.2-3+deb10u2
3.34.1-3
3.40.1-2
3.45.3-1

Remedy

https://sqlite.org/src/info/45c73deb440496e8

Remedy

https://www.mail-archive.com/sqlite-users@mailinglists.sqlite.org/msg114393.html

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID for this SQLite vulnerability?

    The vulnerability ID is CVE-2019-9937.

  • What is the severity of CVE-2019-9937?

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

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

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

  • 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.

  • 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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