fix(util): prevent non-tar copy path traversal cherry-pick on release-26#4801
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Harden Copy non-tar directory copy against path traversal from pod-controlled ls -F output by sanitizing entry names and enforcing destination path containment. Add regression test for traversal and positive test for safe entries. (cherry picked from commit 4830041)
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Harden Copy non-tar directory copy against path traversal from pod-controlled ls -F output by sanitizing entry names and enforcing destination path containment. Add regression test for traversal and positive test for safe entries.
(cherry picked from commit 4830041)