high
7.5
CWE
416
Advisory Published
Updated

CVE-2017-3302: Use After Free

First published: Sun Feb 12 2017(Updated: )

A use-after-free flaw was found in the MySQL client library (libmysqlclient.so). A malicious MySQL server could cause an application using the MySQL client library to crash. Upstream bugs: <a href="https://bugs.mysql.com/bug.php?id=70429">https://bugs.mysql.com/bug.php?id=70429</a> <a href="https://bugs.mysql.com/bug.php?id=63363">https://bugs.mysql.com/bug.php?id=63363</a> Upstream patch: <a href="https://github.com/mysql/mysql-server/commit/4797ea0b772d5f4c5889bc552424132806f46e93">https://github.com/mysql/mysql-server/commit/4797ea0b772d5f4c5889bc552424132806f46e93</a>

Credit: secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
redhat/mysql<5.5.55
5.5.55
redhat/mysql<5.6.21
5.6.21
redhat/mysql<5.7.5
5.7.5
redhat/mariadb<10.0.30
10.0.30
redhat/mariadb<10.1.22
10.1.22
redhat/mariadb<10.2.5
10.2.5
redhat/mariadb<5.5.55
5.5.55
MySQL>=5.6.0<5.6.21
MySQL>=5.7.0<5.7.5
MariaDB<=5.5.54
MariaDB>=10.0.0<=10.0.29
MariaDB>=10.1.0<=10.1.21
MariaDB>=10.2.0<=10.2.3
Debian Linux=8.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.5
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Workstation=7.0
>=5.6.0<5.6.21
>=5.7.0<5.7.5
<=5.5.54
>=10.0.0<=10.0.29
>=10.1.0<=10.1.21
>=10.2.0<=10.2.3
=8.0
=7.0
=7.0
=7.4
=7.6
=7.4
=7.5
=7.6
=7.0

Remedy

http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2017-3302?

    CVE-2017-3302 has a high severity level due to the potential for application crashes caused by exploitation.

  • How do I fix CVE-2017-3302?

    To resolve CVE-2017-3302, upgrade the MySQL client library to versions 5.5.55, 5.6.21, 5.7.5, or appropriate versions of MariaDB.

  • What types of applications are affected by CVE-2017-3302?

    Applications using the affected MySQL client library (libmysqlclient.so) are vulnerable to CVE-2017-3302.

  • Who is vulnerable to CVE-2017-3302?

    Vulnerable users include anyone running the specified versions of MySQL and MariaDB client libraries.

  • Can CVE-2017-3302 be exploited remotely?

    Yes, a malicious MySQL server could exploit CVE-2017-3302 to crash applications remotely.

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