unshare -r is broken
Bug #1452099 reported by
Anders Kaseorg
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| util-linux (Debian) |
Fix Released
|
Unknown
|
|||
| util-linux (Ubuntu) |
Fix Released
|
Undecided
|
Martin Pitt | ||
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.
Revision history for this message
| Anders Kaseorg (andersk) wrote | #1 |
| tags: | added: patch patch-accepted-debian |
| Changed in util-linux (Debian): | |
| status: | Unknown → Fix Released |
| Changed in util-linux (Ubuntu): | |
| status: | New → Fix Committed |
| assignee: | nobody → Martin Pitt (pitti) |
Revision history for this message
| Launchpad Janitor (janitor) wrote | #2 |
| Changed in util-linux (Ubuntu): | |
| status: | Fix Committed → Fix Released |
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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-
+ Add debian/
- Upstart support:
+ Add hwclock{
+ Drop debian/
- Add mountall-
- Add debian/
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 <email address hidden> Tue, 12 May 2015 05:42:07 +0200