svn commit: r190656 - head/usr.bin/locate/locate
Xin LI
delphij at FreeBSD.org
Thu Apr 2 14:23:05 PDT 2009
Author: delphij
Date: Thu Apr 2 21:23:04 2009
New Revision: 190656
URL: http://svn.freebsd.org/changeset/base/190656
Log:
Don't crash when we have an invalid count number.
PR: bin/32686
Submitted by: Jaakko Heinonen <jh saunalahti.fi>
MFC after: 1 week
Modified:
head/usr.bin/locate/locate/fastfind.c
Modified: head/usr.bin/locate/locate/fastfind.c
==============================================================================
--- head/usr.bin/locate/locate/fastfind.c Thu Apr 2 21:16:20 2009 (r190655)
+++ head/usr.bin/locate/locate/fastfind.c Thu Apr 2 21:23:04 2009 (r190656)
@@ -216,6 +216,8 @@ fastfind
count += c - OFFSET;
}
+ if (count < 0 || count > MAXPATHLEN)
+ errx(1, "corrupted database: %s", database);
/* overlay old path */
p = path + count;
foundchar = p - 1;
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