RHSA-2016:2634 - Security Advisory
Security Advisory: Moderate
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
An update for docker is now available for Red Hat Enterprise Linux 7 Extras.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
Docker is an open-source engine that automates the deployment of any application as a lightweight, portable, self-sufficient container that will run virtually anywhere.
- It was found that Docker would launch containers under the specified UID instead of a username. An attacker able to launch a container could use this flaw to escalate their privileges to root within the launched container. (CVE-2016-3697)
This issue was discovered by Mrunal Patel (Red Hat).
- This update also provides various bug fixes and enhancements. Users are advised to upgrade to these updated packages.
For details on how to apply this update, which includes the changes described in this advisory, refer to:
- Red Hat Enterprise Linux Server 7 x86_64
- BZ - 1303123 - docker requires an updated selinux-policy-targeted for interfaces it uses to be mainstream
- BZ - 1329450 - CVE-2016-3697 docker: privilege escalation via confusion of usernames and UIDs
- BZ - 1330141 - openonload applications fail inside containers
- BZ - 1335951 - heavy logging leads to Docker daemon OOM-ing
- BZ - 1336857 - SELinux context not set properly when building vagrant box
- BZ - 1346185 - Installing Extras 7.2 on RHEL 7.3 nightly causes wrong SELinux domain for the docker daemon and containers
- BZ - 1357121 - [extras-rhel-7.3.0] Docker ps -a shows dead pods that can't be removed
- BZ - 1358819 - docker is prevented from running container by selinux
- BZ - 1362611 - Cannot start container. oci-register-machine failed, permission denied
- BZ - 1370935 - docker-selinux broken in 7.3
- BZ - 1374265 - [extras-rhel-7.3.0] docker-py 1.7.2 hangs when trying to access ctr stats against docker 1.10
- BZ - 1385641 - sssd process are running in docker_t context instead of spc_t context
Red Hat Enterprise Linux Server 7