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openSUSE:Leap:15.5:Update
sudo.27910
sudo-dont-enable-read-after-pty_finish.patch
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File sudo-dont-enable-read-after-pty_finish.patch of Package sudo.27910
diff --git a/src/exec_pty.c b/src/exec_pty.c index bba7c49..e5925ab 100644 --- a/src/exec_pty.c +++ b/src/exec_pty.c @@ -807,10 +807,13 @@ write_callback(int fd, int what, void *v) if (sudo_ev_add(evbase, iob->wevent, NULL, false) == -1) sudo_fatal("%s", U_("unable to add event to queue")); } - /* Enable reader if buffer is not full. */ - if (iob->revent != NULL && - (ttymode == TERM_RAW || !USERTTY_EVENT(iob->revent))) { - if (iob->len != sizeof(iob->buf)) { + /* + * Enable reader if buffer is not full but avoid reading /dev/tty + * if not in raw mode or the command is no longer running. + */ + if (iob->revent != NULL && iob->len != sizeof(iob->buf)) { + if (!USERTTY_EVENT(iob->revent) || + (ttymode == TERM_RAW && iob->ec->cmnd_pid != -1)) { if (sudo_ev_add(evbase, iob->revent, NULL, false) == -1) sudo_fatal("%s", U_("unable to add event to queue")); }
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