PT-2018-6724 · Linux+2 · Linux Kernel+2

Yunlei He · Published 2017-09-14 · Updated 2018-07-09 · CVE-2017-18193

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.13

Description: The issue is related to the handling of extent trees in the Linux kernel, which can be exploited by local users to cause a denial of service. This can be achieved through an application with multiple threads.

Recommendations: For Linux kernel versions prior to 4.13, update to version 4.13 or later to resolve the issue.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2017-2206

ALT-PU-2018-1991

CVE-2017-18193

DSA-4188-1

USN-3654-1

USN-3654-2

USN-3656-1

Affected Products

Alt Linux

Linux Kernel

Ubuntu

References · 33

• https://github.com/torvalds/linux/commit/dad48e73127ba10279ea33e6dbc8d3905c4d31c0 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3656-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-7480 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-1065 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3654-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-8822 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3654-2 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-18193 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3654-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-1130 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-5803 · Vendor Advisory
• https://debian.org/security/2018/dsa-4188 · Vendor Advisory
• https://usn.ubuntu.com/3654-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-18222 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3656-1 · Vendor Advisory