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010-CVE-2018-6951.patch 884 B

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  1. From 1f7853c05f9949d81da9be7a02b90cc64284d1f8 Mon Sep 17 00:00:00 2001
  2. From: Andreas Gruenbacher <agruen@gnu.org>
  3. Date: Mon, 12 Feb 2018 16:48:24 +0100
  4. Subject: [PATCH] Fix segfault with mangled rename patch
  5. http://savannah.gnu.org/bugs/?53132
  6. * src/pch.c (intuit_diff_type): Ensure that two filenames are specified
  7. for renames and copies (fix the existing check).
  8. ---
  9. src/pch.c | 3 ++-
  10. 1 file changed, 2 insertions(+), 1 deletion(-)
  11. --- a/src/pch.c
  12. +++ b/src/pch.c
  13. @@ -974,7 +974,8 @@ intuit_diff_type (bool need_header, mode
  14. if ((pch_rename () || pch_copy ())
  15. && ! inname
  16. && ! ((i == OLD || i == NEW) &&
  17. - p_name[! reverse] &&
  18. + p_name[reverse] && p_name[! reverse] &&
  19. + name_is_valid (p_name[reverse]) &&
  20. name_is_valid (p_name[! reverse])))
  21. {
  22. say ("Cannot %s file without two valid file names\n", pch_rename () ? "rename" : "copy");