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Diffstat (limited to 'archival/libunarchive/get_header_cpio.c')
-rw-r--r--archival/libunarchive/get_header_cpio.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/archival/libunarchive/get_header_cpio.c b/archival/libunarchive/get_header_cpio.c
index 302f12233..52854dff9 100644
--- a/archival/libunarchive/get_header_cpio.c
+++ b/archival/libunarchive/get_header_cpio.c
@@ -70,6 +70,15 @@ char FAST_FUNC get_header_cpio(archive_handle_t *archive_handle)
file_header->name = xzalloc(namesize + 1);
/* Read in filename */
xread(archive_handle->src_fd, file_header->name, namesize);
+ if (file_header->name[0] == '/') {
+ /* Testcase: echo /etc/hosts | cpio -pvd /tmp
+ * Without this code, it tries to unpack /etc/hosts
+ * into "/etc/hosts", not "etc/hosts".
+ */
+ char *p = file_header->name;
+ do p++; while (*p == '/');
+ overlapping_strcpy(file_header->name, p);
+ }
archive_handle->offset += namesize;
/* Update offset amount and skip padding before file contents */