vulnerability

Ubuntu: (Multiple Advisories) (CVE-2016-2853): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
May 2, 2016
Added
Mar 23, 2022
Modified
Mar 27, 2026

Description

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.

Solutions

ubuntu-upgrade-linux-image-4-4-0-1102-awsubuntu-upgrade-linux-image-4-4-0-1103-kvmubuntu-upgrade-linux-image-4-4-0-1138-awsubuntu-upgrade-linux-image-4-4-0-222-genericubuntu-upgrade-linux-image-4-4-0-222-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-lts-xenial

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.