PT-2018-17634 · Linux+1 · Linux Kernel+1

Philipp Wendler · Published 2018-10-18 · Updated 2019-10-09 · CVE-2018-6559

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Low

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2018-6559

USN-3832-1

USN-3833-1

USN-3835-1

USN-3836-1

USN-3836-2

Affected Products

Linux Kernel

Ubuntu

References · 23

• 🔥 https://launchpad.net/bugs/1793458 · Exploit
• https://cve.org/CVERecord?id=CVE-2018-6559 · Security Note
• https://ubuntu.com/security/notices/USN-3832-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-6559 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3835-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-18955 · Vendor Advisory
• https://usn.ubuntu.com/3833-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3836-2 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3836-2 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-6559 · Vendor Advisory
• https://usn.ubuntu.com/3836-1 · Vendor Advisory
• https://usn.ubuntu.com/3836-2 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-6559 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3836-1 · Vendor Advisory
• https://usn.ubuntu.com/3832-1 · Vendor Advisory