CVE:CVE-2005-2492
CNNVD:CNNVD-200509-129
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。
Linux Kernel的raw_sendmsg()函数中存在漏洞。本地攻击者可以以特制的参数调用这个函数，导致读取kernel内存内容(信息泄漏)或通过读取某些IO端口控制硬件状态。
solution:Upgrade canonical ubuntu_linux to a higher version than 4.10,5.04,and avoid the version 4.10,5.04; Upgrade redhat enterprise_linux to a higher version than 4.0,and avoid the version 4.0; Upgrade linux linux_kernel to a higher version than 2.6.0,2.6.0:test1,2.6.0:test10,2.6.0:test11,2.6.0:test2,2.6.0:test3,2.6.0:test4,2.6.0:test5,2.6.0:test6,2.6.0:test7,2.6.0:test8,2.6.0:test9,2.6.1,2.6.1:rc1,2.6.1:rc2,2.6.2,2.6.3,2.6.4,2.6.5,2.6.6,2.6.6:rc1,2.6.7,2.6.7:rc1,2.6.8,2.6.8:rc1,2.6.8:rc2,2.6.8:rc3,2.6.9:2.6.20,2.6.10,2.6.10:rc2,2.6.11,2.6.11:rc2,2.6.11:rc3,2.6.11:rc4,2.6.11.5,2.6.11.6,2.6.11.7,2.6.11.8,2.6.11.11,2.6.12:rc1,2.6.12:rc4,2.6_test9_cvs,and avoid the version 2.6.0,2.6.0:test1,2.6.0:test10,2.6.0:test11,2.6.0:test2,2.6.0:test3,2.6.0:test4,2.6.0:test5,2.6.0:test6,2.6.0:test7,2.6.0:test8,2.6.0:test9,2.6.1,2.6.1:rc1,2.6.1:rc2,2.6.2,2.6.3,2.6.4,2.6.5,2.6.6,2.6.6:rc1,2.6.7,2.6.7:rc1,2.6.8,2.6.8:rc1,2.6.8:rc2,2.6.8:rc3,2.6.9:2.6.20,2.6.10,2.6.10:rc2,2.6.11,2.6.11:rc2,2.6.11:rc3,2.6.11:rc4,2.6.11.5,2.6.11.6,2.6.11.7,2.6.11.8,2.6.11.11,2.6.12:rc1,2.6.12:rc4,2.6_test9_cvs