Ubuntu
partman-base package

  1. Bug #669459
  2. Comment #18

Comment 18 for bug 669459

Revision history for this message
Colin Watson (cjwatson) wrote : Re: [Bug 669459] Re: Ubuntu installation writes into foreign partitions and MBR without permission, damaging other operating systems on the disk

I doubt it; I suspect you're a non-root user with sudo permissions, so
the system is behaving as designed. You can use a root shell to copy
the files to somewhere readable.