CVE:CVE-2009-3228
CNNVD:CNNVD-200910-265
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。
Linux kernel 2.4.37.6之前的2.4.x版本以及2.6.31-rc9之前的2.6.x版本的tc子系统中的net/sched/sch_api.c文件的tc_fill_tclass函数存在信息泄露漏洞，该漏洞源于程序没有初始化某些(1)tcm__pad1和(2)tcm__pad2结构成员。本地攻击者可利用该漏洞获得内核内存中的敏感信息。
solution:Upgrade linux linux_kernel to a higher version than 2.4.37.6,2.6.31,2.6.31,2.6.31:rc1,2.6.31:rc2,2.6.31:rc3,2.6.31:rc4,2.6.31:rc5,2.6.31:rc6,2.6.31:rc7,2.6.31:rc8,and avoid the version [2.4.0,2.4.37.6),[2.6.0,2.6.31),2.6.31,2.6.31:rc1,2.6.31:rc2,2.6.31:rc3,2.6.31:rc4,2.6.31:rc5,2.6.31:rc6,2.6.31:rc7,2.6.31:rc8; Upgrade canonical ubuntu_linux to a higher version than 6.06,8.04,8.10,9.04,9.10,and avoid the version 6.06,8.04,8.10,9.04,9.10; Upgrade redhat enterprise_linux_desktop to a higher version than 5.0,and avoid the version 5.0; Upgrade redhat enterprise_linux_eus to a higher version than 5.4,and avoid the version 5.4; Upgrade redhat enterprise_linux_server to a higher version than 5.0,and avoid the version 5.0; Upgrade redhat enterprise_linux_workstation to a higher version than 5.0,and avoid the version 5.0