CVE-2016-1576

Published: May 2, 2016Updated: May 6, 2026 Sources: CVE List NVDNVD-CWE-noinfo

7.8HIGH

NVD MITRE

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:LAttack Vector

Local

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

NVD-CWE-noinfo

Affected Products

canonical

commercial·GBaka canonical ltd.

ubuntu linuxOn-premOS

Operating Systems / linux-distro

ubuntu touchOn-prem

Operating Systems / linux-distro

linux

oss-projectaka the linux kernel

linux kernelOn-premOS

Operating Systems

and 2 more affected products View all →

Exploitability

Official Patch Available

Is your org exposed to CVE-2016-1576?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

References

https://launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patch

launchpadlibrarian.net

https://launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patch

launchpadlibrarian.net

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360

git.kernel.org

and 5 more references View all →

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