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RootSSV:2885HistoryFeb 03, 2008 - 12:00 a.m.
Linux Kernel PowerPC chrp/setup.c文件空指针引用漏洞
2008-02-0300:00:00
Root
www.seebug.org
45
0.0004 Low
EPSS
Percentile
10.1%
BUGTRAQ ID: 27555
CVE(CAN) ID: CVE-2007-6694
Linux Kernel是开放源码操作系统Linux所使用的内核。
Linux Kernel在PowerPC平台上执行里存在漏洞，本地攻击者可能利用此漏洞导致拒绝服务。
当运行在PowerPC时，Linux Kernel的chrp/setup.c文件中的chrp_show_cpuinfo函数可能会出现崩溃。如果本地攻击者导致of_get_property函数失败的话，就会触发空指针引用，导致拒绝服务的情况。
Linux kernel 2.4.21 - 2.6.18-53
厂商补丁：
RedHat
RedHat已经为此发布了一个安全公告（RHSA-2008:0055-01）以及相应补丁:
RHSA-2008:0055-01：Important: kernel security and bug fix update
链接：<a href=“https://www.redhat.com/support/errata/RHSA-2008-0055.html” target=“_blank”>https://www.redhat.com/support/errata/RHSA-2008-0055.html</a>
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