RHEL 7 : kpatch-patch (RHSA-2020:5050)

medium Nessus Plugin ID 170342

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Synopsis

The remote Red Hat host is missing a security update for kpatch-patch.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:5050 advisory.

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):

* kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL kpatch-patch package based on the guidance in RHSA-2020:5050.

Plugin Details

Severity: Medium

ID: 170342

File Name: redhat-RHSA-2020-5050.nasl

Version: 1.2

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 1/23/2023

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

Vector: CVSS2#AV:L/AC:M/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2020-14385

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-1160_2_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-1160_2_2, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-1160_6_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-1160

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: 11/10/2020

Vulnerability Publication Date: 9/4/2020

Reference Information

CVE: CVE-2020-14385

CWE: 131

RHSA: 2020:5050

Detections

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