Published: 26/10/2018 Updated: 09/10/2019

CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9

CVSS v3 Base Score: 3.3 | Impact Score: 1.4 | Exploitability Score: 1.8

VMScore: 187

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace.

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linux linux kernel -
canonical ubuntu linux 18.04
canonical ubuntu linux 16.04
canonical ubuntu linux 18.10

Several security issues were fixed in the Linux kernel ...

CWE-200 https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html https://launchpad.net/bugs/1793458 http://www.securityfocus.com/bid/105752 https://usn.ubuntu.com/3833-1/https://usn.ubuntu.com/3832-1/https://usn.ubuntu.com/3836-2/https://usn.ubuntu.com/3836-1/https://usn.ubuntu.com/3835-1/https://nvd.nist.gov https://usn.ubuntu.com/3836-1/

CVE-2018-6559

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