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Fix issue #875: cast to unsigned char so bytes above 0x7f aren't interpreted as negative, which was causing the strict-mode control characters check to incorrectly trigger.

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Eric Hawicz
2024-11-08 22:20:40 -05:00
parent 474ee12435
commit 565f181f65
3 changed files with 26 additions and 8 deletions
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2
json_tokener.c
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@@ -678,7 +678,7 @@ struct json_object *json_tokener_parse_ex(struct json_tokener *tok, const char *
state = json_tokener_state_string_escape;
break;
}
else if ((tok->flags & JSON_TOKENER_STRICT) && c <= 0x1f)
else if ((tok->flags & JSON_TOKENER_STRICT) && (unsigned char)c <= 0x1f)
{
// Disallow control characters in strict mode
tok->err = json_tokener_error_parse_string;