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RootSSV:11761HistoryJul 07, 2009 - 12:00 a.m.
Linux Kernel ptrace_start()和do_coredump()死锁拒绝服务漏洞
2009-07-0700:00:00
Root
www.seebug.org
23
0.0004 Low
EPSS
Percentile
8.6%
BUGTRAQ ID: 35559
CVE(CAN) ID: CVE-2009-1388
Linux Kernel是开放源码操作系统Linux所使用的内核。
Linux Kernel的kernel/ptrace.c文件中的ptrace_start函数没有正确地处理与do_coredump函数同时执行的情况，本地用户可以通过ptrace系统调用并coredump线程导致系统死锁的拒绝服务情况。
Linux kernel 2.6.x
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：
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