cpio: GNU cpio: Path Traversal allows creating hard links outside intended directory via malicious tar archives.

A flaw was found in GNU cpio. This vulnerability, known as Path Traversal, occurs during the extraction of tar archives in copy-in mode when the --no-absolute-filenames option is used. A remote attacker could craft a malicious tar archive containing a hard-link entry with an absolute path. This...

CVE-2026-66484

A flaw was found in GNU cpio. This vulnerability, known as Path Traversal, occurs during the extraction of tar archives in copy-in mode when the --no-absolute-filenames option is used. A remote attacker could craft a malicious tar archive containing a hard-link entry with an absolute path. This...

DEBIAN-CVE-2026-66484

GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the linktoname function without...

CVE-2026-66484 Path Traversal in GNU cpio

GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the linktoname function without...

CVE-2026-66484

GNU cpio has a Path Traversal vulnerability in tar extraction (copy-in mode with --no-absolute-filenames). A tar archive with a hard-link entry whose linkname is an absolute path can cause a hard link to a file outside the extraction directory because the hard-link target is passed to link_to_nam...