Upstream information

CVE-2016-8649 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 9 6
Vector AV:N/AC:L/Au:S/C:C/I:C/A:C AV:L/AC:H/Au:S/C:C/I:C/A:C
Access Vector Network Local
Access Complexity Low High
Authentication Single Single
Confidentiality Impact Complete Complete
Integrity Impact Complete Complete
Availability Impact Complete Complete
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.1
Vector AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required High
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact High
SUSE Bugzilla entry: 1010933 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 42.1
  • lxc >= 1.1.2-9.1
  • lxc-debuginfo >= 1.1.2-9.1
  • lxc-debugsource >= 1.1.2-9.1
  • lxc-devel >= 1.1.2-9.1
Patchnames:
openSUSE-2016-1488
openSUSE Leap 42.2
  • lxc >= 1.1.2-10.1
  • lxc-debuginfo >= 1.1.2-10.1
  • lxc-debugsource >= 1.1.2-10.1
  • lxc-devel >= 1.1.2-10.1
Patchnames:
openSUSE-2016-1488
openSUSE Tumbleweed
  • liblxc-devel >= 2.0.4-2.1
  • liblxc1 >= 2.0.4-2.1
  • lxc >= 2.0.4-2.1
Patchnames:
openSUSE Tumbleweed GA liblxc-devel


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise SDK 11 SP4 lxc Not affected
SUSE Linux Enterprise Server 11 SP4 lxc Not affected