RHEL 7 : kpatch-patch (RHSA-2019:3231)

high Nessus Plugin ID 130379
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es) :

* hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) (CVE-2019-9506)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2019:3231

https://access.redhat.com/security/cve/cve-2019-9506

Plugin Details

Severity: High

ID: 130379

File Name: redhat-RHSA-2019-3231.nasl

Version: 1.2

Type: local

Agent: unix

Published: 10/30/2019

Updated: 12/17/2019

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.8

Temporal Score: 3.5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_1-debuginfo, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_2, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_2-debuginfo, cpe:/o:redhat:enterprise_linux:7.6

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 10/29/2019

Vulnerability Publication Date: 8/14/2019

Reference Information

CVE: CVE-2019-9506

RHSA: 2019:3231