guix/gnu/packages/patches/libarchive-mtree-filename-length-fix.patch
Mark H Weaver 1b7d5242c3 gnu: libarchive: Apply fixes including for CVE-2013-0211.
* gnu/packages/patches/libarchive-CVE-2013-0211.patch,
  gnu/packages/patches/libarchive-fix-lzo-test-case.patch,
  gnu/packages/patches/libarchive-mtree-filename-length-fix.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/backup.scm (libarchive)[source]: Add patches.
2014-10-11 23:21:37 -04:00

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Diff

Description: Patch to fix filename length calculation when writing mtree archives.
Author: Dave Reisner <dreisner@archlinux.org>
Origin: upstream
--- a/libarchive/archive_write_set_format_mtree.c
+++ b/libarchive/archive_write_set_format_mtree.c
@@ -1855,9 +1855,9 @@
return (ret);
}
- /* Make a basename from dirname and slash */
+ /* Make a basename from file->parentdir.s and slash */
*slash = '\0';
- file->parentdir.length = slash - dirname;
+ file->parentdir.length = slash - file->parentdir.s;
archive_strcpy(&(file->basename), slash + 1);
return (ret);
}