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Red Hat Security Advisory

RHSA-2016:1847

kernel security, bug fix, and enhancement update

Released 2016-09-15 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 5 records

Priority LOW 26

The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a…

CVSS 3.0MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00637 Published 2016-08-06 Partial fix CWE-284
Priority LOW 25

fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local u…

CVSS 3.0MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00505 Published 2016-08-06 Partial fix CWE-20