RHSA-2019:4269 — Security Advisory

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.

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)