Product Errata

RLSA-2019:0975

Important: container-tools:rhel8 security and bug fix update

Topic

An update is available for oci-umount, oci-systemd-hook.

This update affects Rocky Linux 8.

A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

Description

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc.

Security Fix(es):

* A flaw was found in the way runc handled system file descriptors when running containers. A malicious container could use this flaw to overwrite contents of the runc binary and consequently run arbitrary commands on the container host system. (CVE-2019-5736)

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):

* [stream Rocky Linux8] rebase container-selinux to 2.94 (BZ#1693675)

* [stream Rocky Linux8] unable to mount disk at `/var/lib/containers` via `systemd` unit when `container-selinux` policy installed (BZ#1695669)

* [stream Rocky Linux8] don't allow a container to connect to random services (BZ#1695689)

Issued: 5/7/2019

Type: Security

Severity: Important

Affected Product

  • Rocky Linux 8

References

  • No references