High severity7.8NVD Advisory· Published May 2, 2016· Updated May 6, 2026
CVE-2016-1576
CVE-2016-1576
Description
The overlayfs implementation in the Linux kernel through 4.5.2 does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an overlayfs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
Affected products
8- cpe:2.3:o:canonical:ubuntu_core:15.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*+ 4 more
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_touch:15.04:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdMailing ListPatchVendor Advisory
- launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patchnvdMailing ListPatchThird Party Advisory
- launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patchnvdMailing ListPatchThird Party Advisory
- www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/nvdExploitThird Party Advisory
- people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1576.htmlnvdThird Party Advisory
- www.openwall.com/lists/oss-security/2016/02/24/8nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2021/10/18/1nvdMailing ListThird Party Advisory
- bugs.launchpad.net/bugs/1535150nvdThird Party Advisory
News mentions
0No linked articles in our index yet.