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- (djm) dirname(3) may modify its argument on glibc and other systems. 

Patch from markus@, spotted by Tom Holroyd <tomh@po.crl.go.jp>
This commit is contained in:
Damien Miller 2001-07-11 21:32:20 +10:00
parent 024acc46e6
commit eec0c25f2a
2 changed files with 10 additions and 2 deletions
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6
ChangeLog
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@ -1,3 +1,7 @@
20010711
- (djm) dirname(3) may modify its argument on glibc and other systems.
Patch from markus@, spotted by Tom Holroyd <tomh@po.crl.go.jp>
20010704
- OpenBSD CVS Sync
- markus@cvs.openbsd.org 2001/06/25 08:25:41
@ -5968,4 +5972,4 @@
- Wrote replacements for strlcpy and mkdtemp
- Released 1.0pre1
$Id: ChangeLog,v 1.1383 2001/07/05 04:27:20 tim Exp $
$Id: ChangeLog,v 1.1384 2001/07/11 11:32:20 djm Exp $

6
auth.c
View File

@ -368,7 +368,11 @@ secure_filename(FILE *f, const char *file, struct passwd *pw,
char *cp;
struct stat st;
strlcpy(homedir, dirname(pw->pw_dir), sizeof(homedir));
strlcpy(homedir, pw->pw_dir, sizeof(homedir));
if ((cp = dirname(homedir)) == NULL)
strlcpy(homedir, "/", sizeof(homedir));
else
memmove(homedir, cp, strlen(cp));
if (realpath(file, buf) == NULL) {
snprintf(err, errlen, "realpath %s failed: %s", file,