pinentry/pinentry-1.1.1-coverity.patch
Jakub Jelen 3177526a44 Address issues reported by coverity
Resolves: rhbz#1938842
2021-04-15 11:43:45 +02:00

143 lines
4.5 KiB
Diff

commit a87d9e8f89f946a733c756c72bf5ec41e0a738b8
Author: Jakub Jelen <jjelen@redhat.com>
Date: Wed Apr 14 15:51:27 2021 +0900
core,emacs,tty,curses: Fix memory leaks, invalid accese, and mistake.
* pinentry/pinentry-curses.c (dialog_create): Free NEW.
[HAVE_NCURSESW] (dialog_run): Free OLD_CTYPE on error.
* pinentry/pinentry.c (pinentry_inq_genpin): Free VALUE on error.
* tty/pinentry-tty.c (tty_cmd_handler): Don't access closed FDs.
* pinentry/pinentry-emacs.c (set_labels): Fix for ->default_cancel.
--
GnuPG-bug-id: 5384
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
diff --git a/pinentry/pinentry-curses.c b/pinentry/pinentry-curses.c
index a3fe2e2..1c3008a 100644
--- a/pinentry/pinentry-curses.c
+++ b/pinentry/pinentry-curses.c
@@ -315,6 +315,7 @@ dialog_create (pinentry_t pinentry, dialog_t dialog)
} \
dialog->which = pinentry_utf8_to_local (pinentry->lc_ctype, \
new ? new : default); \
+ free (new); \
if (!dialog->which) \
{ \
err = 1; \
@@ -873,6 +874,9 @@ dialog_run (pinentry_t pinentry, const char *tty_name, const char *tty_type)
{
pinentry->specific_err = gpg_error_from_syserror ();
pinentry->specific_err_loc = "open_tty_for_read";
+#ifdef HAVE_NCURSESW
+ free (old_ctype);
+#endif
return confirm_mode? 0 : -1;
}
ttyfo = fopen (tty_name, "w");
@@ -883,6 +887,9 @@ dialog_run (pinentry_t pinentry, const char *tty_name, const char *tty_type)
errno = err;
pinentry->specific_err = gpg_error_from_syserror ();
pinentry->specific_err_loc = "open_tty_for_write";
+#ifdef HAVE_NCURSESW
+ free (old_ctype);
+#endif
return confirm_mode? 0 : -1;
}
screen = newterm (tty_type, ttyfo, ttyfi);
@@ -897,6 +904,9 @@ dialog_run (pinentry_t pinentry, const char *tty_name, const char *tty_type)
errno = ENOTTY;
pinentry->specific_err = gpg_error_from_syserror ();
pinentry->specific_err_loc = "isatty";
+#ifdef HAVE_NCURSESW
+ free (old_ctype);
+#endif
return confirm_mode? 0 : -1;
}
init_screen = 1;
diff --git a/pinentry/pinentry-emacs.c b/pinentry/pinentry-emacs.c
index 16ae1c2..9685b67 100644
--- a/pinentry/pinentry-emacs.c
+++ b/pinentry/pinentry-emacs.c
@@ -498,7 +498,7 @@ set_labels (pinentry_t pe)
set_label (pe, "SETOK", pe->default_ok);
if (pe->cancel)
set_label (pe, "SETCANCEL", pe->cancel);
- else if (pe->default_ok)
+ else if (pe->default_cancel)
set_label (pe, "SETCANCEL", pe->default_cancel);
if (pe->notok)
set_label (pe, "SETNOTOK", pe->notok);
diff --git a/pinentry/pinentry.c b/pinentry/pinentry.c
index ef81f12..26ec77a 100644
--- a/pinentry/pinentry.c
+++ b/pinentry/pinentry.c
@@ -656,6 +656,7 @@ pinentry_inq_genpin (pinentry_t pin)
if (rc)
{
fprintf (stderr, "ASSUAN READ LINE failed: rc=%d\n", rc);
+ free (value);
return 0;
}
}
diff --git a/tty/pinentry-tty.c b/tty/pinentry-tty.c
index 403dd60..4a2b67f 100644
--- a/tty/pinentry-tty.c
+++ b/tty/pinentry-tty.c
@@ -559,7 +559,7 @@ tty_cmd_handler (pinentry_t pinentry)
}
}
- if (terminal_save (fileno (ttyfi)) < 0)
+ if (!rc && terminal_save (fileno (ttyfi)) < 0)
rc = -1;
if (! rc)
commit 75568e8bea256657258f79d3f1a0736198d05b60
Author: Jakub Jelen <jjelen@redhat.com>
Date: Wed Apr 14 17:36:17 2021 +0200
tty: Avoid double fclose
* tty/pinentry-tty.c (tty_cmd_handler): Avoid double fclose
--
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
diff --git a/tty/pinentry-tty.c b/tty/pinentry-tty.c
index 4a2b67f..63e306f 100644
--- a/tty/pinentry-tty.c
+++ b/tty/pinentry-tty.c
@@ -551,9 +551,6 @@ tty_cmd_handler (pinentry_t pinentry)
ttyfo = fopen (pinentry->ttyname, "w");
if (!ttyfo)
{
- int err = errno;
- fclose (ttyfi);
- errno = err;
rc = -1;
}
}
@@ -562,7 +559,7 @@ tty_cmd_handler (pinentry_t pinentry)
if (!rc && terminal_save (fileno (ttyfi)) < 0)
rc = -1;
- if (! rc)
+ if (!rc)
{
if (terminal_setup (fileno (ttyfi), !!pinentry->pin) == -1)
{
@@ -583,7 +583,8 @@ tty_cmd_handler (pinentry_t pinentry)
if (pinentry->ttyname)
{
fclose (ttyfi);
- fclose (ttyfo);
+ if (ttyfo)
+ fclose (ttyfo);
}
return rc;