Fix crash in 'C{fd..}.', reproducible with r2dec (radareorg#16823)

dnangle · May 14, 2020 · ecb3fc4 · ecb3fc4
1 parent ae45c06
commit ecb3fc4
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Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/libr/core/cmd_meta.c b/libr/core/cmd_meta.c
@@ -694,6 +694,9 @@ static int cmd_meta_others(RCore *core, const char *input) {
 		}
 		ut64 size;
 		RAnalMetaItem *mi = r_meta_get_at (core->anal, addr, type, &size);
+		if (!mi) {
+			break;
+		}
 		if (type == 's') {
 			char *esc_str;
 			bool esc_bslash = core->print->esc_bslash;

diff --git a/test/db/cmd/cmd_meta b/test/db/cmd/cmd_meta
@@ -1,3 +1,11 @@
+NAME=Cf. crash
+FILE=-
+CMDS=<<EOF
+Cf.
+EOF
+EXPECT=<<EOF
+EOF
+RUN
 
 NAME=vars commenting
 FILE=malloc://1024