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High RLSA-2019:4273 2 CVEs

Important: container-tools:1.0 security update

Published Dec 17, 2019 · Updated Feb 4, 2026

Summary

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)

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.

Fixed packages 10

ReleasePackageFixed in
Rocky Linux · 8 containernetworking-plugins 0:0.7.4-4.git9ebe139.module+el8.5.0+681+c9a1951f
Rocky Linux · 8 containernetworking-plugins 0:0.7.4-4.git9ebe139.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 fuse-overlayfs 0:0.3-5.module+el8.5.0+681+c9a1951f
Rocky Linux · 8 fuse-overlayfs 0:0.3-5.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 oci-systemd-hook 1:0.1.15-2.git2d0b8a3.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 oci-umount 2:2.3.4-2.git87f9237.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 runc 0:1.0.0-56.rc5.dev.git2abd837.module+el8.5.0+681+c9a1951f
Rocky Linux · 8 runc 0:1.0.0-56.rc5.dev.git2abd837.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 skopeo 1:0.1.32-6.git1715c90.module+el8.5.0+681+c9a1951f
Rocky Linux · 8 skopeo 1:0.1.32-6.git1715c90.module+el8.4.0+557+48ba8b2f

Vulnerabilities 2

  • High 7.5
    CVE-2019-9512 EPSS 83%

    Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service

    Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is qu…

  • High 7.5
    CVE-2019-9514 EPSS 83%

    Some HTTP/2 implementations are vulnerable to a reset flood, potentially leading to a denial of service

    Some HTTP/2 implementations are vulnerable to a reset flood, potentially leading to a denial of service. The attacker opens a number of streams and sends an invalid request over each stream that should solicit a stream of RST_STREAM frames from the peer. Depe…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1735645
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1735744