4.3.9 Bash still shows as vulnerable after installation

Asked by Bharathvn


I own a Ubuntu 10.10 and downloaded bash from https://launchpad.net/ubuntu/+source/bash/4.3-9ubuntu4 installed and able to execute successfully. but i could still see as vulnerable

GNU bash, version 4.3.0(1)-release (x86_64-unknown-linux-gnu)
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

root@system:~/bash-4.3# env x='() { :;}; echo vulnerable' bash -c 'echo hello'
bash: warning: setlocale: LC_ALL: cannot change locale (en_GB.utf8)

Need your help pls.

Thank You

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Bharathvn (balajit-kubendran) said :

more details

root@system:~# which bash

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Bharathvn (balajit-kubendran) said :

Fixed through this

mkdir src
cd src
wget http://ftp.gnu.org/gnu/bash/bash-4.3.tar.gz
#download all patches
for i in $(seq -f "%03g" 1 27); do wget http://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-$i; done
tar zxvf bash-4.3.tar.gz
cd bash-4.3
#apply all patches
for i in $(seq -f "%03g" 1 27);do patch -p0 < ../bash43-$i; done
#build and install
./configure --prefix=/ && make && make install
cd ..
cd ..
rm -r src

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Manfred Hampl (m-hampl) said :

Please note that Ubuntu 10.10 is not supported any more and does not get patched any more.
See https://wiki.ubuntu.com/Releases for the support periods of the Ubuntu releases
I suggest you update to a supported Ubuntu release as soon as possible.