CVE-2017-17450

CVE Details

Release Date:

2017-12-06

Description

net/netfilter/xt_osf.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for add_callback and remove_callback operations, which allows local users to bypass intended access restrictions because the xt_osf_fingers data structure is shared across all net namespaces.

See more information about CVE-2017-17450 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	7.8	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2019-4317	2019-01-04
Oracle Linux version 6 (dtrace-modules-3.8.13-118.29.1.el6uek)	ELSA-2019-4316	2019-01-04
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4316	2019-01-04
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4317	2019-01-04
Oracle Linux version 7 (dtrace-modules-3.8.13-118.29.1.el7uek)	ELSA-2019-4316	2019-01-04
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4316	2019-01-04

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team