openSUSE Security Update : lxc (openSUSE-2019-2245)

high Nessus Plugin ID 129580

Language:

New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for lxc fixes the following issues :

Update to lxc 3.2.1. The changelog can be found at

https://discuss.linuxcontainers.org/t/lxc-3-2-1-has-been-released/5322

+ seccomp: support syscall forwarding to userspace

+ add lxc.seccomp.allow_nesting

+ pidfd: Add initial support for the new pidfd api

- Many hardening improvements.

- Use /sys/kernel/cgroup/delegate file for cgroup v2.

- Fix CVE-2019-5736 equivalent bug.

- fix apparmor dropin to be compatible with LXC 3.1.0 (boo#1131762)

Solution

Update the affected lxc packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1131762

https://discuss.linuxcontainers.org/t/lxc-3-2-1-has-been-released/5322

Plugin Details

Severity: High

ID: 129580

File Name: openSUSE-2019-2245.nasl

Version: 1.5

Type: local

Agent: unix

Published: 10/4/2019

Updated: 7/1/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Critical

Score: 10

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 8.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 8.2

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:novell:opensuse:15.1:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:lxc:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:lxc-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:lxc-debugsource:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:liblxc-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:liblxc1:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:liblxc1-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:lxc-bash-completion:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:pam_cgfs:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:pam_cgfs-debuginfo:*:*:*:*:*:*:*

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/3/2019

Vulnerability Publication Date: 2/11/2019

Exploitable With

Metasploit (Docker Container Escape Via runC Overwrite)

Reference Information

CVE: CVE-2019-5736