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Status published
Medium
CVE-2016-6198
The filesystem layer in the Linux kernel before 4.5.5 proceeds...
Vulnerability Description
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 rename system call, related to fs/namei.c and fs/open.c.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://rhn.redhat.com/errata/RHSA-2016-1847.html
- https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://www.securityfocus.com/bid/91709
- http://rhn.redhat.com/errata/RHSA-2016-1875.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://www.securitytracker.com/id/1036273
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
- https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7
- http://www.openwall.com/lists/oss-security/2016/07/11/8
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
- https://bugzilla.redhat.com/show_bug.cgi?id=1355654
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, linux, vm server
Vulnerable Versions:
0, 6, 3.4
Timeline
Official Publish:
August 6th, 2016
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.