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

Synopsis

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

Type/Severity

Security Advisory: Important

Topic

An update for the container-tools:rhel8 module is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

Description

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

Security Fix(es):

• HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512)
  
• HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514)
  
• runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc (CVE-2019-16884)
  

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):

• avc: podman run --security-opt label=type:svirt_qemu_net_t (BZ#1764318)
  
• backport json-file logging support to 1.4.2 (BZ#1770176)
  
• Selinux won't allow SCTP inter pod communication (BZ#1774382)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64

Fixes

• BZ - 1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth
• BZ - 1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth
• BZ - 1757214 - CVE-2019-16884 runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc
• BZ - 1764318 - avc: podman run --security-opt label=type:svirt_qemu_net_t [rhel-8.1.0.z]
• BZ - 1770176 - backport json-file logging support to 1.4.2 [rhel-8.1.0.z]
• BZ - 1774382 - Selinux won't allow SCTP inter pod communication [rhel-8.1.0.z]

CVEs

• CVE-2019-9512
• CVE-2019-9514
• CVE-2019-16884

References

• https://access.redhat.com/security/updates/classification/#important