RHEL 7 : buildah (RHSA-2020:1231)

high Nessus Plugin ID 135085

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Synopsis

The remote Red Hat host is missing a security update for buildah.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2020:1231 advisory.

The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to:
* Create a working container, either from scratch or using an image as a starting point.
* Create an image, either from a working container or using the instructions in a Dockerfile.
* Build both Docker and OCI images.

Security Fix(es):

* proglottis/gpgme: Use-after-free in GPGME bindings during container image pull (CVE-2020-8945)

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.

Bug Fix(es):

* rootless buildah does not work with UID in /etc/subuid (BZ#1765469)

* Extras RHEL-7.8 update - buildah (BZ#1791286)

* buildah should be linked against gpgme-pthread (BZ#1793074)

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 buildah package based on the guidance in RHSA-2020:1231.

Plugin Details

Severity: High

ID: 135085

File Name: redhat-RHSA-2020-1231.nasl

Version: 1.12

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 4/1/2020

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: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.1

Temporal Score: 4

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2020-8945

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:buildah, cpe:/o:redhat:enterprise_linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/1/2020

Vulnerability Publication Date: 2/12/2020

Reference Information

CVE: CVE-2020-8945

CWE: 416

RHSA: 2020:1231

Detections

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