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CVE PROGRAM SOURCE RECORD4.5 Medium

CVE-2026-79705

Podman: buildah: buildah/copier: directory escape via crafted tar symlinks when used outside buildah by non-root callers

Description

A flaw was found in the buildah/copier Go package. When used outside of Buildah by a non-root caller, a crafted tar archive containing malicious symlinks can escape the target extraction directory and create files outside the intended destination. Buildah itself uses chroot hardening and is not affected.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Red Hat Red Hat Hardened Images

Default version status: affected

  • 6.1.3-1.hum1 to < *unaffected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Ansible Automation Platform 2

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

Red Hat Red Hat Hardened Images

Default version status: unaffected

Red Hat Red Hat OpenShift Container Platform 4

Default version status: affected

Red Hat Red Hat OpenShift Container Platform 4

Default version status: affected

Red Hat Red Hat OpenShift Container Platform 4

Default version status: affected

Red Hat Red Hat OpenShift Dev Spaces

Default version status: affected

Red Hat Red Hat OpenShift Dev Spaces

Default version status: affected

Red Hat Red Hat OpenShift Dev Spaces

Default version status: affected

Red Hat Red Hat OpenShift Virtualization 4

Default version status: affected

Red Hat Red Hat Quay 3

Default version status: affected

Red Hat Red Hat Quay 3

Default version status: affected

References