50年期国债今日“接棒”续发，超长债供给尾声渐进，机构年底抢筹

yun2026

50年期国债今日“接棒”续发，超长债供给尾声渐进，机构年底抢筹

腾达AC19：家长控制设置存在内存越界风险

11月7日公开的漏洞记录CVE-2026-123966涉及腾达AC19。公告将问题定位在腾达路由器保存家长控制配置的程序。它处理设备标识时，输入长度可能超过已分配的堆内存空间，写入越过缓冲区边界。相关入口可通过网络接触，是否能够触及设备配置界面，是判断具体部署暴露范围时需要区分的条件。版本清单标出的受影响范围包括16.03.10.07。

这条记录给出的CVSS 3.1基础评分为10.0分，分级为严重。按照评分列出的条件，利用者可通过网络接触相关功能，不以事先取得系统权限为必要条件，并且无需另一名用户进行额外交互。数据保密性、内容完整性和服务可用性三项的影响等级分别为高、高、高。评分把利用复杂度列为较低，所反映的是触发这一缺陷需要满足的技术条件。

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