UBUNTU-CVE-2016-2779

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Source
https://ubuntu.com/security/CVE-2016-2779
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-2779.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-2779
Upstream
Published
2017-02-07T15:59:00Z
Modified
2025-09-08T16:43:39Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

runuser in util-linux allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

References

Affected packages

Ubuntu:Pro:16.04:LTS / util-linux

Package

Name
util-linux
Purl
pkg:deb/ubuntu/util-linux@2.27.1-6ubuntu3.10+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.26.2-6ubuntu3
2.27-3ubuntu1
2.27.1-1ubuntu2
2.27.1-1ubuntu3
2.27.1-1ubuntu4
2.27.1-3ubuntu1
2.27.1-4ubuntu1
2.27.1-6ubuntu1
2.27.1-6ubuntu2
2.27.1-6ubuntu3
2.27.1-6ubuntu3.1
2.27.1-6ubuntu3.2
2.27.1-6ubuntu3.3
2.27.1-6ubuntu3.4
2.27.1-6ubuntu3.6
2.27.1-6ubuntu3.7
2.27.1-6ubuntu3.8
2.27.1-6ubuntu3.9
2.27.1-6ubuntu3.10
2.27.1-6ubuntu3.10+esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "bsdutils",
            "binary_version": "1:2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libblkid-dev",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libblkid1",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libfdisk-dev",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libfdisk1",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libmount-dev",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libmount1",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libsmartcols-dev",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libsmartcols1",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "libuuid1",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "mount",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "util-linux",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "util-linux-locales",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "uuid-dev",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        },
        {
            "binary_name": "uuid-runtime",
            "binary_version": "2.27.1-6ubuntu3.10+esm2"
        }
    ]
}