This bug was fixed in the package util-linux - 2.26.2-2ubuntu2
---------------
util-linux (2.26.2-2ubuntu2) wily; urgency=medium
* Version the Breaks: cloud-utils as 0.27-0ubuntu16 now works with
util-linux 2.26, and also move it to cloud-guest-utils.
util-linux (2.26.2-2ubuntu1) wily; urgency=medium
* Merge from Debian unstable. Remaining changes:
- Regularly trim SSDs automatically (core-1311-ssd-trimming):
+ Add debian/fstrim-all.cron: Call fstrim --all. Installed as
/etc/cron.weekly/fstrim.
- Upstart support:
+ Add hwclock{-save}.upstart, and install them in debian/rules.
+ Drop debian/hwclock.rules and hwclock.default.
- Add mountall-options.patch, see patch header.
- Add debian/libblkid1.maintscript to clean up /etc/blkid.conf on upgrade.
This needs to be kept until after Ubuntu 16.04 LTS.
- Add libudev-dev build dependency for enabling LABEL information in lsblk
(Closes: #776905)
* This version fixes unshare -r (LP: #1452099)
-- Martin Pitt <martin.p...@ubuntu.com> Tue, 12 May 2015 05:42:07
+0200
** Changed in: util-linux (Ubuntu)
Status: Fix Committed => Fix Released
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Touch seeded packages, which is subscribed to util-linux in Ubuntu.
https://bugs.launchpad.net/bugs/1452099
Title:
unshare -r is broken
Status in util-linux package in Ubuntu:
Fix Released
Status in util-linux package in Debian:
Fix Released
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.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/util-linux/+bug/1452099/+subscriptions
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