svn commit: r293239 - stable/9/bin/pax

Pedro F. Giffuni pfg at FreeBSD.org
Wed Jan 6 16:35:31 UTC 2016


Author: pfg
Date: Wed Jan  6 16:35:30 2016
New Revision: 293239
URL: https://svnweb.freebsd.org/changeset/base/293239

Log:
  MFC	r292877:
  pax: prevent possible buffer overflow
  
  Or at least quiet down some static analyzers about it.
  
  CID:	978835
  Obtained from:	OpenBSD

Modified:
  stable/9/bin/pax/pat_rep.c

Modified: stable/9/bin/pax/pat_rep.c
==============================================================================
--- stable/9/bin/pax/pat_rep.c	Wed Jan  6 16:32:39 2016	(r293238)
+++ stable/9/bin/pax/pat_rep.c	Wed Jan  6 16:35:30 2016	(r293239)
@@ -880,7 +880,7 @@ rep_name(char *name, int *nlen, int prnt
 	 * (the user already saw that substitution go by)
 	 */
 	pt = rephead;
-	(void)strcpy(buf1, name);
+	(void)strlcpy(buf1, name, sizeof(buf1));
 	inpt = buf1;
 	outpt = nname;
 	endpt = outpt + PAXPATHLEN;


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