Re: sudo through ssh broken on -current?

On 2012-03-12 00:55, Michael Butler wrote:
> I noted some thing odd when executing the following ..
> 
> /home/imb> ssh imb@xxxx "sudo /sbin/ipfw list"
> 
> sudo: (malloc) /usr/src/lib/libc/stdlib/malloc.c:2644: Failed assertion:
> "(run->regs_mask[elm] & (1U << bit)) == 0"
> Abort
> 
> Adding '-t' as a parameter to ssh runs without the assert,

This is a double free bug in sudo:

  http://www.sudo.ws/bugs/show_bug.cgi?id=544

Alternative fix:

  http://www.andric.com/freebsd/security-sudo-fix-double-free-1.diff
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