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openSUSE Security Update : libxml2 (openSUSE-2016-733)

critical Nessus Plugin ID 91639

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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 libxml2 fixes the following security issues :

- CVE-2016-2073, CVE-2015-8806, CVE-2016-1839: A Heap-buffer overread was fixed in libxml2/dict.c [bsc#963963, bsc#965283, bsc#981114].

- CVE-2016-4483: Code was added to avoid an out of bound access when serializing malformed strings [bsc#978395].

- CVE-2016-1762: Fixed a heap-based buffer overread in xmlNextChar [bsc#981040].

- CVE-2016-1834: Fixed a heap-buffer-overflow in xmlStrncat [bsc#981041].

- CVE-2016-1833: Fixed a heap-based buffer overread in htmlCurrentChar [bsc#981108].

- CVE-2016-1835: Fixed a heap use-after-free in xmlSAX2AttributeNs [bsc#981109].

- CVE-2016-1837: Fixed a heap use-after-free in htmlParsePubidLiteral and htmlParseSystemiteral [bsc#981111].

- CVE-2016-1838: Fixed a heap-based buffer overread in xmlParserPrintFileContextInternal [bsc#981112].

- CVE-2016-1840: Fixed a heap-buffer-overflow in xmlFAParsePosCharGroup [bsc#981115].

- CVE-2016-4447: Fixed a heap-based buffer-underreads due to xmlParseName [bsc#981548].

- CVE-2016-4448: Fixed some format string warnings with possible format string vulnerability [bsc#981549],

- CVE-2016-4449: Fixed inappropriate fetch of entities content [bsc#981550].

- CVE-2016-3705: Fixed missing increment of recursion counter.

This update was imported from the SUSE:SLE-12:Update update project.

Solution

Update the affected libxml2 packages.

Plugin Details

Severity: Critical

ID: 91639

File Name: openSUSE-2016-733.nasl

Version: 2.5

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 6/17/2016

Updated: 1/19/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: E:POC/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libxml2-2, p-cpe:/a:novell:opensuse:libxml2-2-32bit, p-cpe:/a:novell:opensuse:libxml2-2-debuginfo, p-cpe:/a:novell:opensuse:libxml2-2-debuginfo-32bit, p-cpe:/a:novell:opensuse:libxml2-debugsource, p-cpe:/a:novell:opensuse:libxml2-devel, p-cpe:/a:novell:opensuse:libxml2-devel-32bit, p-cpe:/a:novell:opensuse:libxml2-tools, p-cpe:/a:novell:opensuse:libxml2-tools-debuginfo, p-cpe:/a:novell:opensuse:python-libxml2, p-cpe:/a:novell:opensuse:python-libxml2-debuginfo, p-cpe:/a:novell:opensuse:python-libxml2-debugsource, cpe:/o:novell:opensuse:42.1

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/16/2016

Reference Information

CVE: CVE-2015-8806, CVE-2016-1762, CVE-2016-1833, CVE-2016-1834, CVE-2016-1835, CVE-2016-1837, CVE-2016-1838, CVE-2016-1839, CVE-2016-1840, CVE-2016-2073, CVE-2016-3705, CVE-2016-4447, CVE-2016-4448, CVE-2016-4449, CVE-2016-4483