PT-2017-3161 · Linux+3 · Linux Kernel+3

Eric Biggers · Published 2017-10-18 · Updated 2023-01-19 · CVE-2017-15951

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.13.10

Description The issue is related to incorrect synchronization in the KEYS subsystem of the Linux kernel, which can lead to a race condition. This can be exploited by local users through specially crafted system calls, potentially causing a denial of service or other unspecified impacts.

Recommendations For Linux kernel versions prior to 4.13.10, update to version 4.13.10 or later to resolve the issue.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2017-2514

ALT-PU-2017-2520

BDU:2017-02573

CVE-2017-15951

OPENSUSE-SU-2018_0781-1

SUSE-SU-2018:0785-1

SUSE-SU-2018:0786-1

SUSE-SU-2018:0986-1

USN-3485-1

USN-3485-2

USN-3485-3

USN-3507-1

USN-3507-2

Affected Products

Alt Linux

Linux Kernel

Suse

Ubuntu

References · 266

• https://github.com/torvalds/linux/commit/363b02dab09b3226f3bd1420dad9c72b79a42a76 · Patch
• https://ubuntu.com/security/CVE-2017-16535 · Vendor Advisory
• http://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.10 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16529 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:0986-1 · Vendor Advisory
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=363b02dab09b3226f3bd1420dad9c72b79a42a76 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2018:0786-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16525 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-15306 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-15265 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16527 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-15951 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:0785-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3485-3 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3485-2 · Vendor Advisory