RHSA-2021:4154MediumCVSS 6.5

Red Hat Security Advisory: container-tools:rhel8 security, bug fix, and enhancement update

Published
November 9, 2021
Last Modified
August 15, 2026

🔗 CVE IDs covered (2)

CVE-2021-3602 →CVE-2021-20291 →

📋 Description

CVE-2021-3602 — buildah: Host environment variables leaked in build container when using chroot isolation CVE-2021-20291 — containers/storage: DoS via malicious image

🎯 Affected products200

  • Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-0:1.22.3-2.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-0:1.22.3-2.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-0:1.22.3-2.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-0:1.22.3-2.module+el8.5.0+12582+56d94c81.src (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-0:1.22.3-2.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debugsource-0:1.22.3-2.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debugsource-0:1.22.3-2.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debugsource-0:1.22.3-2.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-debugsource-0:1.22.3-2.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-0:1.22.3-2.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-0:1.22.3-2.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-0:1.22.3-2.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-0:1.22.3-2.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • buildah-tests-debuginfo-0:1.22.3-2.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • cockpit-podman-0:33-1.module+el8.5.0+12582+56d94c81.noarch (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • cockpit-podman-0:33-1.module+el8.5.0+12582+56d94c81.src (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-2:2.0.29-1.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-2:2.0.29-1.module+el8.5.0+12582+56d94c81.ppc64le (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-2:2.0.29-1.module+el8.5.0+12582+56d94c81.s390x (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-2:2.0.29-1.module+el8.5.0+12582+56d94c81.src (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-2:2.0.29-1.module+el8.5.0+12582+56d94c81.x86_64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • conmon-debuginfo-2:2.0.29-1.module+el8.5.0+12582+56d94c81.aarch64 (container-tools:rhel8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +170 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (58)