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Fix crash in deserializer on bad regexp

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This commit is contained in:
Ben Noordhuis 2024-10-17 20:39:43 +02:00
parent 7be9d99d15
commit 966dbfc1f9
2 changed files with 7 additions and 1 deletions
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7
quickjs.c
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@ -35361,7 +35361,12 @@ static JSValue JS_ReadRegExp(BCReaderState *s)
return JS_EXCEPTION;
}
assert(!bc->is_wide_char);
if (bc->is_wide_char) {
js_free_string(ctx->rt, pattern);
js_free_string(ctx->rt, bc);
return JS_ThrowInternalError(ctx, "bad regexp bytecode");
}
if (is_be())
lre_byte_swap(bc->u.str8, bc->len, /*is_byte_swapped*/TRUE);

1
tests/test_bjson.js
View file

@ -232,6 +232,7 @@ function bjson_test_fuzz()
var corpus = [
"EBAAAAAABGA=",
"EObm5oIt",
"EAARABMGBgYGBgYGBgYGBv////8QABEALxH/vy8R/78=",
];
for (var input of corpus) {
var buf = base64decode(input);