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Status published
Medium
CVE-2015-8660
The ovl_setattr function in fs/overlayfs/inode.c in the Linux kernel through...
Vulnerability Description
The ovl_setattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass intended access restrictions and modify the attributes of arbitrary overlay files via a crafted application.
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
- https://www.exploit-db.com/exploits/39166/
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00043.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://packetstormsecurity.com/files/135151/Ubuntu-14.04-LTS-15.10-overlayfs-Local-Root.html
- http://www.securitytracker.com/id/1034548
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=acff81ec2c79492b180fade3c2894425cd35a545
- http://rhn.redhat.com/errata/RHSA-2016-1541.html
- https://github.com/torvalds/linux/commit/acff81ec2c79492b180fade3c2894425cd35a545
- https://www.exploit-db.com/exploits/40688/
- http://www.openwall.com/lists/oss-security/2015/12/23/5
- http://rhn.redhat.com/errata/RHSA-2016-1539.html
- http://www.ubuntu.com/usn/USN-2857-2
- http://rhn.redhat.com/errata/RHSA-2016-1532.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1291329
- https://www.exploit-db.com/exploits/39230/
- http://www.ubuntu.com/usn/USN-2858-2
- http://www.ubuntu.com/usn/USN-2858-3
- http://www.ubuntu.com/usn/USN-2858-1
- http://www.ubuntu.com/usn/USN-2857-1
- http://www.securityfocus.com/bid/79671
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00040.html
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Affected Vendor
linux
View all reports →Affected Software
linux kernel
Vulnerable Versions:
3.18, 3.19, 4.2
Timeline
Official Publish:
December 28th, 2015
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.