diff options
| author | Jeremy Utley <jeremy@linuxfromscratch.org> | 2004-12-31 06:29:29 +0000 |
|---|---|---|
| committer | Jeremy Utley <jeremy@linuxfromscratch.org> | 2004-12-31 06:29:29 +0000 |
| commit | 1d609dcea74f89e44ee39b4b1acdfef0e43ae652 (patch) | |
| tree | ca0971c0c2c77e96586aedc8d645aba944e76fc8 /chapter08/kernel.xml | |
| parent | b17cfc8ce96a90e06aececdc2eaa7ce1f20b0704 (diff) | |
Added the fix for the linux kernel security vulnerability into the build instructions - Thanks Matt for catching this one
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@4469 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter08/kernel.xml')
| -rw-r--r-- | chapter08/kernel.xml | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/chapter08/kernel.xml b/chapter08/kernel.xml index 1d41e21b7..01bac036b 100644 --- a/chapter08/kernel.xml +++ b/chapter08/kernel.xml @@ -23,14 +23,15 @@ <sect2 role="installation"> <title>Installation of the kernel</title> -<para>Prepare for compilation by running the following command:</para> +<para>Kernel version 2.6.10 has a security vulnerability that will allow user +processes to gain root privledges upon loading of a kernel module. See: +<ulink url="http://www.uwsg.iu.edu/hypermail/linux/kernel/0412.3/0679.html"/> for more information. The following patch fixes this problem:</para> -<screen><userinput>make mrproper</userinput></screen> +<screen><userinput>patch -Np1 -i ../linux-&linux-version;-security_fix-1.patch</userinput></screen> -<para>Also, ensure that the kernel does not attempt to pass hotplugging events -to userspace until userspace specifies that it is ready:</para> +<para>Prepare for compilation by running the following command:</para> -<screen><userinput>sed -i 's@/sbin/hotplug@/bin/true@' kernel/kmod.c</userinput></screen> +<screen><userinput>make mrproper</userinput></screen> <para>If, in <xref linkend="ch-scripts-console"/>, you decided you want to compile the keymap into the kernel, issue the command below:</para> |