On Fri, Sep 26, 2014 at 7:06 AM, John Cremona <[email protected] <javascript:;>> wrote: > On 26 September 2014 14:59, Dima Pasechnik <[email protected] <javascript:;>> wrote: >> From the noises I hear, in particular on our departamental email, sysadmins might be tempted to "rm -f /bin/bash" >> from any place they can get their hands on. >> >> It might mean that for building/working with Sage one will need a separate install of bash. >> (or we should switch to another shell...) > > I just updated the ubuntu systems I administer and the problem went > away. Here is a diagnistic I found online: > > jec@lmfdb:~$ x='() { :;}; echo VULNERABLE' bash -c : > bash: warning: x: ignoring function definition attempt > bash: error importing function definition for `x' > > On a vulnerable system, it outputs VULNERABLE.
1. John: My impression is that certain people are so panicked about this (perhaps rightfully so, who knows), that they are paranoid that even though the above worrisome behavior doesn't occur, something similar will. 2. Dima -- do we specifically use bash features in the build scripts of Sage? > > John > >> >> Dima >> >> >> -- >> You received this message because you are subscribed to the Google Groups "sage-devel" group. >> To unsubscribe from this group and stop receiving emails from it, send an email to [email protected] <javascript:;>. >> To post to this group, send email to [email protected] <javascript:;>. >> Visit this group at http://groups.google.com/group/sage-devel. >> For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups "sage-devel" group. > To unsubscribe from this group and stop receiving emails from it, send an email to [email protected] <javascript:;>. > To post to this group, send email to [email protected] <javascript:;>. > Visit this group at http://groups.google.com/group/sage-devel. > For more options, visit https://groups.google.com/d/optout. -- William Stein Professor of Mathematics University of Washington http://wstein.org [email protected] <javascript:;> -- William Stein Professor of Mathematics University of Washington http://wstein.org [email protected] -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.
