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openSUSE Security Update : the Linux Kernel (openSUSE-2016-256)

high Nessus Plugin ID 88927

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Synopsis

The remote openSUSE host is missing a security update.

Description

The openSUSE 13.2 kernel was updated to receive security and bugfixes.

It also fixes a regression that caused the Chromium sandbox to no longer work (bsc#965356).

Following security bugs were fixed :

 - CVE-2016-2069: A flaw was discovered in a way the Linux deals with paging structures. When Linux invalidates a paging structure that is not in use locally, it could, in principle, race against another CPU that is switching to a process that uses the paging structure in question, causing a local denial service (machine crash).
 (bnc#963767).

 - CVE-2016-0723: Race condition in the tty_ioctl function in drivers/tty/tty_io.c in the Linux kernel allowed local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free and system crash) by making a TIOCGETD ioctl call during processing of a TIOCSETD ioctl call (bnc#961500).

The following non-security bugs were fixed :

 - Bluetooth: ath3k: workaround the compatibility issue with xHCI controller (bnc#907378).

 - kABI fix for addition of user_namespace.flags field (bnc#965308, bnc#965356).

 - userns: Add a knob to disable setgroups on a per user namespace basis (bnc#965308, bnc#965356).

 - userns: Allow setting gid_maps without privilege when setgroups is disabled (bnc#965308, bnc#965356).

 - userns: Rename id_map_mutex to userns_state_mutex (bnc#965308, bnc#965356).

Solution

Update the affected the Linux Kernel packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=907378

https://bugzilla.opensuse.org/show_bug.cgi?id=961500

https://bugzilla.opensuse.org/show_bug.cgi?id=963767

https://bugzilla.opensuse.org/show_bug.cgi?id=965308

https://bugzilla.opensuse.org/show_bug.cgi?id=965356

Plugin Details

Severity: High

ID: 88927

File Name: openSUSE-2016-256.nasl

Version: 2.5

Type: local

Agent: unix

Published: 2/24/2016

Updated: 1/19/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 5.6

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

CVSS v3

Risk Factor: High

Base Score: 7.4

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:pcfclock-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:vhba-kmp-desktop, p-cpe:/a:novell:opensuse:ipset-kmp-xen, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-qt-debuginfo, p-cpe:/a:novell:opensuse:kernel-pae, p-cpe:/a:novell:opensuse:kernel-vanilla-debugsource, p-cpe:/a:novell:opensuse:vhba-kmp-debugsource, p-cpe:/a:novell:opensuse:xen-tools-domu, p-cpe:/a:novell:opensuse:kernel-pae-base-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-pae, p-cpe:/a:novell:opensuse:xtables-addons-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:kernel-xen-base, p-cpe:/a:novell:opensuse:virtualbox-devel, p-cpe:/a:novell:opensuse:ipset-kmp-pae, p-cpe:/a:novell:opensuse:pcfclock-kmp-desktop, p-cpe:/a:novell:opensuse:crash-gcore, p-cpe:/a:novell:opensuse:kernel-debug-debugsource, p-cpe:/a:novell:opensuse:cloop-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:kernel-ec2-base, p-cpe:/a:novell:opensuse:cloop-kmp-pae, p-cpe:/a:novell:opensuse:ipset-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:xen-libs-debuginfo, p-cpe:/a:novell:opensuse:ipset-devel, p-cpe:/a:novell:opensuse:hdjmod-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:crash-kmp-desktop, p-cpe:/a:novell:opensuse:xen-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:cloop-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:crash-gcore-debuginfo, p-cpe:/a:novell:opensuse:bbswitch-debugsource, p-cpe:/a:novell:opensuse:xtables-addons-kmp-default, p-cpe:/a:novell:opensuse:cloop-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:hdjmod-kmp-pae, p-cpe:/a:novell:opensuse:bbswitch-kmp-xen, p-cpe:/a:novell:opensuse:bbswitch-kmp-desktop, p-cpe:/a:novell:opensuse:kernel-xen-devel, p-cpe:/a:novell:opensuse:cloop-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:kernel-ec2-debuginfo, p-cpe:/a:novell:opensuse:kernel-pae-debuginfo, p-cpe:/a:novell:opensuse:vhba-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:kernel-source, p-cpe:/a:novell:opensuse:crash-debugsource, p-cpe:/a:novell:opensuse:kernel-ec2-devel, p-cpe:/a:novell:opensuse:python-virtualbox-debuginfo, p-cpe:/a:novell:opensuse:xtables-addons-kmp-pae, p-cpe:/a:novell:opensuse:pcfclock, p-cpe:/a:novell:opensuse:xen-kmp-desktop, p-cpe:/a:novell:opensuse:crash-debuginfo, p-cpe:/a:novell:opensuse:xen-debugsource, p-cpe:/a:novell:opensuse:xen-libs-32bit, p-cpe:/a:novell:opensuse:bbswitch-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:cloop-debugsource, p-cpe:/a:novell:opensuse:xtables-addons-kmp-desktop, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-default, p-cpe:/a:novell:opensuse:kernel-xen-debugsource, p-cpe:/a:novell:opensuse:kernel-default-base, p-cpe:/a:novell:opensuse:pcfclock-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:xen-tools, p-cpe:/a:novell:opensuse:kernel-macros, p-cpe:/a:novell:opensuse:xen-tools-debuginfo, p-cpe:/a:novell:opensuse:crash-devel, p-cpe:/a:novell:opensuse:bbswitch-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:kernel-pae-devel, p-cpe:/a:novell:opensuse:kernel-vanilla-devel, p-cpe:/a:novell:opensuse:crash-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:libipset3, p-cpe:/a:novell:opensuse:cloop-kmp-xen, p-cpe:/a:novell:opensuse:xen-libs, p-cpe:/a:novell:opensuse:kernel-desktop, p-cpe:/a:novell:opensuse:xtables-addons-kmp-xen, p-cpe:/a:novell:opensuse:kernel-ec2-base-debuginfo, p-cpe:/a:novell:opensuse:ipset-debugsource, p-cpe:/a:novell:opensuse:kernel-default-debuginfo, p-cpe:/a:novell:opensuse:kernel-obs-qa, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:vhba-kmp-default, p-cpe:/a:novell:opensuse:ipset-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-guest-desktop-icons, p-cpe:/a:novell:opensuse:kernel-pae-debugsource, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-pae, p-cpe:/a:novell:opensuse:python-virtualbox, p-cpe:/a:novell:opensuse:crash-kmp-xen, p-cpe:/a:novell:opensuse:kernel-debug, p-cpe:/a:novell:opensuse:hdjmod-kmp-xen, p-cpe:/a:novell:opensuse:virtualbox-debuginfo, p-cpe:/a:novell:opensuse:kernel-debug-base, p-cpe:/a:novell:opensuse:libipset3-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:ipset-kmp-desktop, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-desktop, p-cpe:/a:novell:opensuse:kernel-syms, p-cpe:/a:novell:opensuse:virtualbox-guest-x11-debuginfo, p-cpe:/a:novell:opensuse:ipset-kmp-default, p-cpe:/a:novell:opensuse:ipset-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:pcfclock-debuginfo, p-cpe:/a:novell:opensuse:crash-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:hdjmod-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-debugsource, p-cpe:/a:novell:opensuse:kernel-default, p-cpe:/a:novell:opensuse:virtualbox-guest-tools-debuginfo, p-cpe:/a:novell:opensuse:bbswitch-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:pcfclock-kmp-default, p-cpe:/a:novell:opensuse:hdjmod-kmp-default, p-cpe:/a:novell:opensuse:kernel-vanilla-debuginfo, p-cpe:/a:novell:opensuse:xen-devel, p-cpe:/a:novell:opensuse:kernel-debug-devel-debuginfo, p-cpe:/a:novell:opensuse:kernel-xen-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-desktop, p-cpe:/a:novell:opensuse:virtualbox-host-source, p-cpe:/a:novell:opensuse:kernel-debug-devel, p-cpe:/a:novell:opensuse:crash-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:crash-eppic-debuginfo, p-cpe:/a:novell:opensuse:crash-kmp-default, p-cpe:/a:novell:opensuse:kernel-ec2, p-cpe:/a:novell:opensuse:bbswitch-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:crash-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-guest-tools, p-cpe:/a:novell:opensuse:virtualbox-guest-x11, p-cpe:/a:novell:opensuse:vhba-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-websrv, p-cpe:/a:novell:opensuse:xen, p-cpe:/a:novell:opensuse:vhba-kmp-xen, p-cpe:/a:novell:opensuse:xtables-addons-debuginfo, p-cpe:/a:novell:opensuse:kernel-debug-base-debuginfo, p-cpe:/a:novell:opensuse:xen-doc-html, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:xtables-addons-debugsource, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:kernel-default-devel, p-cpe:/a:novell:opensuse:virtualbox-websrv-debuginfo, p-cpe:/a:novell:opensuse:crash-eppic, p-cpe:/a:novell:opensuse:xtables-addons-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:kernel-debug-debuginfo, p-cpe:/a:novell:opensuse:kernel-desktop-devel, p-cpe:/a:novell:opensuse:cloop-kmp-default, p-cpe:/a:novell:opensuse:xen-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:kernel-desktop-debuginfo, p-cpe:/a:novell:opensuse:hdjmod-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:xen-tools-domu-debuginfo, p-cpe:/a:novell:opensuse:kernel-ec2-debugsource, p-cpe:/a:novell:opensuse:kernel-default-debugsource, p-cpe:/a:novell:opensuse:ipset-debuginfo, p-cpe:/a:novell:opensuse:pcfclock-kmp-pae, p-cpe:/a:novell:opensuse:bbswitch-kmp-default, p-cpe:/a:novell:opensuse:kernel-desktop-base, p-cpe:/a:novell:opensuse:kernel-devel, p-cpe:/a:novell:opensuse:vhba-kmp-default-debuginfo, p-cpe:/a:novell:opensuse:hdjmod-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-guest-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:hdjmod-debugsource, p-cpe:/a:novell:opensuse:xtables-addons-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:virtualbox, p-cpe:/a:novell:opensuse:kernel-obs-build, p-cpe:/a:novell:opensuse:cloop-debuginfo, p-cpe:/a:novell:opensuse:crash, p-cpe:/a:novell:opensuse:kernel-source-vanilla, cpe:/o:novell:opensuse:13.2, p-cpe:/a:novell:opensuse:kernel-default-base-debuginfo, p-cpe:/a:novell:opensuse:vhba-kmp-pae-debuginfo, p-cpe:/a:novell:opensuse:crash-kmp-pae, p-cpe:/a:novell:opensuse:xtables-addons-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:virtualbox-qt, p-cpe:/a:novell:opensuse:bbswitch-kmp-pae, p-cpe:/a:novell:opensuse:ipset, p-cpe:/a:novell:opensuse:xen-kmp-default, p-cpe:/a:novell:opensuse:pcfclock-kmp-desktop-debuginfo, p-cpe:/a:novell:opensuse:ipset-kmp-xen-debuginfo, p-cpe:/a:novell:opensuse:xtables-addons, p-cpe:/a:novell:opensuse:cloop-kmp-desktop, p-cpe:/a:novell:opensuse:kernel-xen, p-cpe:/a:novell:opensuse:kernel-xen-base-debuginfo, p-cpe:/a:novell:opensuse:kernel-obs-qa-xen, p-cpe:/a:novell:opensuse:xen-libs-debuginfo-32bit, p-cpe:/a:novell:opensuse:kernel-desktop-base-debuginfo, p-cpe:/a:novell:opensuse:kernel-pae-base, p-cpe:/a:novell:opensuse:kernel-vanilla, p-cpe:/a:novell:opensuse:kernel-desktop-debugsource, p-cpe:/a:novell:opensuse:kernel-obs-build-debugsource, p-cpe:/a:novell:opensuse:bbswitch, p-cpe:/a:novell:opensuse:pcfclock-debugsource, p-cpe:/a:novell:opensuse:virtualbox-host-kmp-default, p-cpe:/a:novell:opensuse:cloop, p-cpe:/a:novell:opensuse:hdjmod-kmp-desktop, p-cpe:/a:novell:opensuse:vhba-kmp-pae

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

Patch Publication Date: 2/22/2016

Reference Information

CVE: CVE-2016-0723, CVE-2016-2069