openSUSE Security Update : libxml2 (openSUSE-2018-1149)

high Nessus Plugin ID 118115

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libxml2 fixes the following security issues :

- CVE-2018-9251: The xz_decomp function allowed remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint (bsc#1088279).

- CVE-2018-14567: Prevent denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint (bsc#1105166).

- CVE-2018-14404: Prevent NULL pointer dereference in the xmlXPathCompOpEval() function when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case leading to a denial of service attack (bsc#1102046).

- CVE-2017-18258: The xz_head function allowed remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality did not restrict memory usage to what is required for a legitimate file (bsc#1088601).

This update was imported from the SUSE:SLE-12-SP2:Update update project.

Solution

Update the affected libxml2 packages.

Plugin Details

Severity: High

ID: 118115

File Name: openSUSE-2018-1149.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 10/15/2018

Updated: 7/31/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2018-14404

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libxml2-devel, p-cpe:/a:novell:opensuse:python-libxml2-debuginfo, p-cpe:/a:novell:opensuse:libxml2-tools-debuginfo, p-cpe:/a:novell:opensuse:libxml2-tools, p-cpe:/a:novell:opensuse:libxml2-devel-32bit, p-cpe:/a:novell:opensuse:libxml2-2-32bit, p-cpe:/a:novell:opensuse:libxml2-debugsource, p-cpe:/a:novell:opensuse:libxml2-2-debuginfo-32bit, p-cpe:/a:novell:opensuse:python-libxml2-debugsource, cpe:/o:novell:opensuse:42.3, p-cpe:/a:novell:opensuse:python-libxml2, p-cpe:/a:novell:opensuse:libxml2-2, p-cpe:/a:novell:opensuse:libxml2-2-debuginfo

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: 10/12/2018

Reference Information

CVE: CVE-2017-18258, CVE-2018-14404, CVE-2018-14567, CVE-2018-9251

Detections

Analytics