Race Condition Affecting mariadb-libs package, versions <1:5.5.52-1.el7
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-MARIADBLIBS-4652595
- published26 Jul 2021
- disclosed12 Sept 2016
Introduced: 12 Sep 2016
CVE-2016-6663 (opens in a new tab)How to fix?
Upgrade RHEL:7 mariadb-libs to version 1:5.5.52-1.el7 or higher.
This issue was patched in RHSA-2016:2595.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mariadb-libs package and not the mariadb-libs package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
Race condition in Oracle MySQL before 5.5.52, 5.6.x before 5.6.33, 5.7.x before 5.7.15, and 8.x before 8.0.1; MariaDB before 5.5.52, 10.0.x before 10.0.28, and 10.1.x before 10.1.18; Percona Server before 5.5.51-38.2, 5.6.x before 5.6.32-78-1, and 5.7.x before 5.7.14-8; and Percona XtraDB Cluster before 5.5.41-37.0, 5.6.x before 5.6.32-25.17, and 5.7.x before 5.7.14-26.17 allows local users with certain permissions to gain privileges by leveraging use of my_copystat by REPAIR TABLE to repair a MyISAM table.
References
- http://www.securityfocus.com/bid/92911
- http://www.securityfocus.com/bid/93614
- https://dev.mysql.com/doc/relnotes/mysql/5.5/en/news-5-5-52.html
- https://dev.mysql.com/doc/relnotes/mysql/5.6/en/news-5-6-33.html
- https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-15.html
- https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-1.html
- https://github.com/MariaDB/server/commit/347eeefbfc658c8531878218487d729f4e020805
- https://github.com/mysql/mysql-server/commit/4e5473862e6852b0f3802b0cd0c6fa10b5253291
- https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/
- https://mariadb.com/kb/en/mariadb/mariadb-10118-release-notes/
- https://mariadb.com/kb/en/mariadb/mariadb-5552-release-notes/
- https://www.percona.com/blog/2016/11/02/percona-responds-to-cve-2016-6663-and-cve-2016-6664/
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- https://access.redhat.com/security/cve/CVE-2016-6663
- https://www.exploit-db.com/exploits/40678/
- http://seclists.org/fulldisclosure/2016/Nov/4
- https://legalhackers.com/advisories/MySQL-Maria-Percona-PrivEscRace-CVE-2016-6663-5616-Exploit.html
- http://www.openwall.com/lists/oss-security/2016/10/25/4
- http://rhn.redhat.com/errata/RHSA-2016-2130.html
- http://rhn.redhat.com/errata/RHSA-2016-2131.html
- http://rhn.redhat.com/errata/RHSA-2016-2595.html
- http://rhn.redhat.com/errata/RHSA-2016-2749.html
- http://rhn.redhat.com/errata/RHSA-2016-2927.html
- http://rhn.redhat.com/errata/RHSA-2016-2928.html
- http://rhn.redhat.com/errata/RHSA-2017-0184.html
- https://access.redhat.com/errata/RHSA-2016:2595
- https://www.exploit-db.com/exploits/40678