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authorKlemens Nanni <kn@openbsd.org>2021-01-22 22:02:01 +0100
committerJune McEnroe <june@causal.agency>2021-01-23 00:48:19 -0500
commit837c9efce434acf75834fd9ef8a5a05c1fa61004 (patch)
tree3973184ee3ddec00aa43cc015a650d17ae23eec6
parentDrop network capability after ircConnect() (diff)
downloadcatgirl-837c9efce434acf75834fd9ef8a5a05c1fa61004.tar.gz
catgirl-837c9efce434acf75834fd9ef8a5a05c1fa61004.zip
Drop exec capability iff restricted
Nothing must be executed when running /copy, et al.
-rw-r--r--chat.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/chat.c b/chat.c
index bc035e3..b36223c 100644
--- a/chat.c
+++ b/chat.c
@@ -340,6 +340,13 @@ int main(int argc, char *argv[]) {
 		fcntl(execPipe[1], F_SETFD, FD_CLOEXEC);
 	}
 
+#ifdef __OpenBSD__
+	if (self.restricted) {
+		error = pledge("stdio rpath wpath cpath tty", NULL);
+		if (error) err(EX_OSERR, "pledge");
+	}
+#endif
+
 	struct pollfd fds[] = {
 		{ .events = POLLIN, .fd = STDIN_FILENO },
 		{ .events = POLLIN, .fd = irc },