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Gentoo Linux Security Advisory GLSA 201711-04 |
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https://security.gentoo.org/ |
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Severity: Normal |
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Title: MariaDB, MySQL: Root privilege escalation |
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Date: November 10, 2017 |
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Bugs: #635704, #635706 |
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ID: 201711-04 |
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Synopsis |
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======== |
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A vulnerability was discovered in MariaDB and MySQL which may allow |
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local users to gain root privileges. |
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Background |
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========== |
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MySQL is a popular multi-threaded, multi-user SQL server. MariaDB is an |
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enhanced, drop-in replacement for MySQL. |
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 dev-db/mariadb < 10.0.30-r1 >= 10.0.30-r1 |
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2 dev-db/mysql < 5.6.36-r1 >= 5.6.36-r1 |
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------------------------------------------------------------------- |
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2 affected packages |
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Description |
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=========== |
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The Gentoo installation scripts before 2017-09-29 have chown calls for |
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user-writable directory trees, which allows local users to gain |
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privileges by leveraging access to the mysql account for creation of a |
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link. |
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Impact |
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====== |
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A local attacker could escalate privileges to root. |
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All MariaDB users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=dev-db/mariadb-10.0.30-r1" |
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All MySQL users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=dev-db/mysql-5.6.36-r1" |
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References |
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========== |
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[ 1 ] CVE-2017-15945 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-15945 |
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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https://security.gentoo.org/glsa/201711-04 |
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Concerns? |
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========= |
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