Some additional feedback from 14.04 (using latest 4.3-7ubuntu1.3): spyros@prod01:~# env -i X='() { (a)=>\' bash -c 'echo date' bash: X: line 1: syntax error near unexpected token `=' bash: X: line 1: `' bash: error importing function definition for `X' date
spyros@prod01:~# env X='() { (a)=>\' bash -c "echo date"; cat echo bash: X: line 1: syntax error near unexpected token `=' bash: X: line 1: `' bash: error importing function definition for `X' Fri Sep 26 12:13:33 PDT 2014 I apologize if this is a stupid question, but why is it that the second case still works? Doesn't this mean that the system is still vulnerable to CVE-2014-7169? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to bash in Ubuntu. https://bugs.launchpad.net/bugs/1373781 Title: bash incomplete fix for CVE-2014-6271 Status in “bash” package in Ubuntu: Fix Released Status in “bash” source package in Lucid: Fix Released Status in “bash” source package in Precise: Fix Released Status in “bash” source package in Trusty: Fix Released Status in “bash” source package in Utopic: Fix Released Bug description: The fixes for CVE-2014-6271 do NOT work! Security vuln, but should be public, this is known already. Ubuntu 14.04 LTS: bash 4.3-7ubuntu1.1 Ubuntu 12.04 LTS: bash 4.2-2ubuntu2.2 Ubuntu 10.04 LTS: bash 4.1-2ubuntu3.1 Testcase: rm -f echo && env -i X='() { (a)=>\' bash -c 'echo id'; cat echo expected output: bash: X: line 1: syntax error near unexpected token `=' bash: X: line 1: `' bash: error importing function definition for `X' id actual output: bash: X: line 1: syntax error near unexpected token `=' bash: X: line 1: `' bash: error importing function definition for `X' uid=0(root) gid=0(root) groups=0(root) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bash/+bug/1373781/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp