Detections
Analytics

Oracle Linux 8 : container-tools:ol8 (ELSA-2021-4154)

medium Nessus Plugin ID 155986

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-4154 advisory.

 - buildah: Host environment variables leaked in build container when using chroot isolation (CVE-2021-3602)

 - A deadlock vulnerability was found in 'github.com/containers/storage' in versions before 1.28.1. When a container image is processed, each layer is unpacked using `tar`. If one of those layers is not a valid `tar` archive this causes an error leading to an unexpected situation where the code indefinitely waits for the tar unpacked stream, which never finishes. An attacker could use this vulnerability to craft a malicious image, which when downloaded and stored by an application using containers/storage, would then cause a deadlock leading to a Denial of Service (DoS). (CVE-2021-20291)

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 affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2021-4154.html

Plugin Details

Severity: Medium

ID: 155986

File Name: oraclelinux_ELSA-2021-4154.nasl

Version: 1.4

Type: local

Agent: unix

Published: 12/10/2021

Updated: 11/22/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 1.9

Temporal Score: 1.5

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

CVSS Score Source: CVE-2021-3602

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:runc, p-cpe:/a:oracle:linux:skopeo, p-cpe:/a:oracle:linux:skopeo-tests, p-cpe:/a:oracle:linux:slirp4netns, p-cpe:/a:oracle:linux:udica, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:buildah, p-cpe:/a:oracle:linux:buildah-tests, p-cpe:/a:oracle:linux:cockpit-podman, p-cpe:/a:oracle:linux:conmon, p-cpe:/a:oracle:linux:container-selinux, p-cpe:/a:oracle:linux:containernetworking-plugins, p-cpe:/a:oracle:linux:containers-common, p-cpe:/a:oracle:linux:crit, p-cpe:/a:oracle:linux:criu, p-cpe:/a:oracle:linux:criu-devel, p-cpe:/a:oracle:linux:criu-libs, p-cpe:/a:oracle:linux:crun, p-cpe:/a:oracle:linux:fuse-overlayfs, p-cpe:/a:oracle:linux:libslirp, p-cpe:/a:oracle:linux:libslirp-devel, p-cpe:/a:oracle:linux:oci-seccomp-bpf-hook, p-cpe:/a:oracle:linux:podman, p-cpe:/a:oracle:linux:podman-catatonit, p-cpe:/a:oracle:linux:podman-docker, p-cpe:/a:oracle:linux:podman-gvproxy, p-cpe:/a:oracle:linux:podman-plugins, p-cpe:/a:oracle:linux:podman-remote, p-cpe:/a:oracle:linux:podman-tests, p-cpe:/a:oracle:linux:python3-criu, p-cpe:/a:oracle:linux:python3-podman

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/16/2021

Vulnerability Publication Date: 4/1/2021

Reference Information

CVE: CVE-2021-20291, CVE-2021-3602