An issue was discovered in crun before 0.10.5. With a crafted image, it doesn’t correctly check whether a target is a symlink, resulting in access to files outside of the container. This occurs in libcrun/linux.c and libcrun/chroot_realpath.c.
github.com/containers/crun/pull/173
github.com/containers/crun/releases/tag/0.10.5
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