Hi,


If you're ok with going to a newer bash in your EL4 environment you can rebuild the one from EL5, it will work as a drop-in replacement.


HTH


Kaj




> On 02 Oct 2014, at 14:12, Takashi ichihara <[log in to unmask]> wrote:
> 
> Hi,
> 
> A few SL4.x nodes still exit in our Lab. which will be retired
> soon. Following is a tips to update bash of legacy SL4.x for
> shellshock vulnerability. (Note: support of SL4.x was ended in 2011)
> 
> bash update tips for legacy SL4.x for  shellshock vulnerability
> Ref.
> https://www.centos.org/forums/viewtopic.php?f=10&t=48643
> 
> On SL4.4-4.9 (i386 or x86_64), try as follows (at your own risk)
> mkdir -p /root/rpmbuild/{BUILD,RPMS,SOURCES,SPECS,SRPMS}
> echo "%_topdir /root/rpmbuild/" > /root/.rpmmacros
> rpm -Uvh http://ftp1.scientificlinux.org/linux/scientific/obsolete/4x/SRPMS/vendor/bash-3.0-27.el4.src.rpm
> cd /root/rpmbuild/SOURCES/
> wget http://ftp.gnu.org/pub/gnu/bash/bash-3.0-patches/bash30-017
> wget http://ftp.gnu.org/pub/gnu/bash/bash-3.0-patches/bash30-018
> wget http://ftp.gnu.org/pub/gnu/bash/bash-3.0-patches/bash30-019
> wget http://ftp.gnu.org/pub/gnu/bash/bash-3.0-patches/bash30-020
> # edit bash30-017 and change any reference to 3.0.16 to just 3.0
> cd /root/rpmbuild/SPECS/
> #  edit  /root/rpmbuild/SPECS/bash.spec
> # 1) uncomment the line %patch16 -p0 -b .016
> # 2) edit this line (it is line 4):
> # Release: 27%{?dist}.1
> # 3) and add where appropriate
> # %patch17 -p0 -b .017
> # %patch18 -p0 -b .018
> # %patch19 -p0 -b .019
> # %patch20 -p0 -b .020
> # Patch17: bash30-017
> # Patch18: bash30-018
> # Patch19: bash30-019
> # Patch20: bash30-020
> rpmbuild -ba bash.spec
> # wait to see if it completes cleanly, may take several minutes
> # update bash
> rpm -Fvh /root/rpmbuild/RPMS/i386/bash-3.0-27.1.i386.rpm or
> rpm -Fvh /root/rpmbuild/RPMS/x86_64/bash-3.0-27.1.x86_64.rpm
> 
> Of course, it should be better to update to SL5/6/7 and
> apply patches (yum update).
> 
> Best regards
> Takashi Ichihara