发布日期:2017-06-07
更新日期:2017-06-11
受影响系统:
Linux kernel <= 4.10.6
描述:
BUGTRAQ ID: 97141
CVE(CAN) ID: CVE-2017-7277
Linux Kernel是Linux操作系统的内核。
Linux kernel <= 4.10.6版本,TCP栈错误处理了SCM_TIMESTAMPING_OPT_STATS功能,可使本地用户通过构造的系统调用,获取内核内部套接字数据结构信息,或造成拒绝服务。
<*来源:JongHwan Kim
*>
建议:
厂商补丁:
Linux
-----
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载:
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ef1b2869447411ad3ef91ad7d4891a83c1a509a
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8605330aac5a5785630aec8f64378a54891937cc
https://github.com/torvalds/linux/commit/4ef1b2869447411ad3ef91ad7d4891a83c1a509a
https://github.com/torvalds/linux/commit/8605330aac5a5785630aec8f64378a54891937cc
https://patchwork.ozlabs.org/patch/740636/
https://patchwork.ozlabs.org/patch/740639/
本文永久更新链接地址:http://www.linuxidc.com/Linux/2017-06/144582.htm