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Ubuntu: USN-3136-1 (CVE-2016-8649): LXC vulnerability

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Ubuntu: USN-3136-1 (CVE-2016-8649): LXC vulnerability

Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
11/23/2016
Created
07/25/2018
Added
11/23/2016
Modified
04/25/2018

Description

lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows an attacker inside of an unprivileged container to use an inherited file descriptor, of the host's /proc, to access the rest of the host's filesystem via the openat() family of syscalls.

Solution(s)

  • ubuntu-upgrade-liblxc1
  • ubuntu-upgrade-lxc
  • ubuntu-upgrade-lxc1

References

  • USN-3136-1
  • 94498
  • CVE-2016-8649

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