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