touch-packages team mailing list archive

[Anders Kaseorg <andersk@xxxxxxx>]

** Patch added: "Fix by merging util-linux 2.25.2-6 from Debian"
   https://bugs.launchpad.net/ubuntu/+source/util-linux/+bug/1452099/+attachment/4391896/+files/util-linux_2.25.2-4ubuntu2_lp1452099.debdiff

** Tags added: patch patch-accepted-debian

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https://bugs.launchpad.net/bugs/1452099

Title:
  unshare -r is broken

Status in util-linux package in Ubuntu:
  New
Status in util-linux package in Debian:
  Unknown

Bug description:
  After CVE-2014-8989 was fixed in Linux v3.19-rc1~41, ‘unshare -r’ no
  longer works.

  $ unshare -Ur
  unshare: write failed /proc/self/gid_map: Operation not permitted
  $ sudo -i
  # unshare -r
  unshare: write failed /proc/self/gid_map: Operation not permitted

  This was fixed in Debian’s util-linux 2.25.2-6.

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