CVE-2016-6663

High

Description

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.

SeverityHigh
CVSS7.0
Exploit probability—
ProductOracle Mysql
PublishedDec 13, 2016
First seenDec 13, 2016

How to fix

Update
  • percona percona_server5.5.51-38.2, 5.6.32-78.1, 5.7.14-8 or later
  • percona xtradb_cluster5.5.41-37.0, 5.6.32-25.17, 5.7.14-26.17 or later
  • mariadb mariadb5.5.52, 10.0.28, 10.1.18 or later

Affected products

ProductAffected versionsFixed in
oracle mysql5.5.0 ≤ v ≤ 5.5.52, 5.6.0 ≤ v ≤ 5.6.33, 5.7.0 ≤ v ≤ 5.7.15, 8.0—
percona percona_server5.5 ≤ v < 5.5.51-38.2, 5.6 ≤ v < 5.6.32-78.1, 5.7 ≤ v < 5.7.14-85.5.51-38.2, 5.6.32-78.1, 5.7.14-8
percona xtradb_cluster5.5 ≤ v < 5.5.41-37.0, 5.6 ≤ v < 5.6.32-25.17, 5.7 ≤ v < 5.7.14-26.175.5.41-37.0, 5.6.32-25.17, 5.7.14-26.17
mariadb mariadb5.5.20 ≤ v < 5.5.52, 10.0.0 ≤ v < 10.0.28, 10.1.0 ≤ v < 10.1.185.5.52, 10.0.28, 10.1.18

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