autofs/autofs-5.1.7-fix-double-free-in-parse_mapent.patch

40 lines
1.1 KiB
Diff

autofs-5.1.7 - fix double free in parse_mapent()
From: Ian Kent <raven@themaw.net>
Coverity:
in parse_mapent(): double_free: Calling "free" frees pointer "newopt"
which has already been freed.
Signed-off-by: Ian Kent <raven@themaw.net>
---
CHANGELOG | 1 +
modules/parse_sun.c | 2 --
2 files changed, 1 insertion(+), 2 deletions(-)
diff --git a/CHANGELOG b/CHANGELOG
index ff3d88eb..81461978 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -62,6 +62,7 @@
- fix dead code in mnts_add_mount().
- fix arg not used in error print.
- fix missing lock release in mount_subtree().
+- fix double free in parse_mapent().
25/01/2021 autofs-5.1.7
- make bind mounts propagation slave by default.
diff --git a/modules/parse_sun.c b/modules/parse_sun.c
index 5d15f892..03a63290 100644
--- a/modules/parse_sun.c
+++ b/modules/parse_sun.c
@@ -974,8 +974,6 @@ static int parse_mapent(const char *ent, char *g_options, char **options, char *
estr = strerror_r(errno, buf, MAX_ERR_BUF);
error(logopt, MODPREFIX
"concat_options: %s", estr);
- if (newopt)
- free(newopt);
free(myoptions);
return 0;
}