PRIOn knowledge basePRION:CVE-2015-8660Design/Logic Flaw
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux_kernel | ge | 4.2 | |
| linux_kernel | lt | 4.4 | |
| linux_kernel | ge | 3.19 | |
| linux_kernel | lt | 4.1.22 | |
| linux_kernel | ge | 3.18 | |
| linux_kernel | lt | 3.18.31 |
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=acff81ec2c79492b180fade3c2894425cd35a545
lists.opensuse.org/opensuse-security-announce/2016-03/msg00039.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00040.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00043.html
packetstormsecurity.com/files/135151/Ubuntu-14.04-LTS-15.10-overlayfs-Local-Root.html
rhn.redhat.com/errata/RHSA-2016-1532.html
rhn.redhat.com/errata/RHSA-2016-1539.html
rhn.redhat.com/errata/RHSA-2016-1541.html
www.openwall.com/lists/oss-security/2015/12/23/5
www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
www.securityfocus.com/bid/79671
www.securitytracker.com/id/1034548
www.ubuntu.com/usn/USN-2857-1
www.ubuntu.com/usn/USN-2857-2
www.ubuntu.com/usn/USN-2858-1
www.ubuntu.com/usn/USN-2858-2
www.ubuntu.com/usn/USN-2858-3
bugzilla.redhat.com/show_bug.cgi?id=1291329
github.com/torvalds/linux/commit/acff81ec2c79492b180fade3c2894425cd35a545
www.exploit-db.com/exploits/39166/
www.exploit-db.com/exploits/39230/
www.exploit-db.com/exploits/40688/
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