openSUSE Security Update : libxml2 (openSUSE-2021-764)

high Nessus Plugin ID 149895

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libxml2 fixes the following issues :

- CVE-2021-3537: NULL pointer dereference in valid.c:xmlValidBuildAContentModel (bsc#1185698)

- CVE-2021-3518: Fixed a use after free in xinclude.c:xmlXIncludeDoProcess (bsc#1185408).

- CVE-2021-3517: Fixed a heap based buffer overflow in entities.c:xmlEncodeEntitiesInternal (bsc#1185410).

- CVE-2021-3516: Fixed a use after free in entities.c:xmlEncodeEntitiesInternal (bsc#1185409).

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected libxml2 packages.

Plugin Details

Severity: High

ID: 149895

File Name: openSUSE-2021-764.nasl

Version: 1.5

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 5/25/2021

Updated: 12/28/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

CVSS Score Source: CVE-2021-3517

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

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

CVSS Score Source: CVE-2021-3518

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libxml2-2, p-cpe:/a:novell:opensuse:libxml2-2-32bit, p-cpe:/a:novell:opensuse:libxml2-2-32bit-debuginfo, p-cpe:/a:novell:opensuse:libxml2-2-debuginfo, 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-python-debugsource, p-cpe:/a:novell:opensuse:python2-libxml2-python, p-cpe:/a:novell:opensuse:python2-libxml2-python-debuginfo, p-cpe:/a:novell:opensuse:python3-libxml2-python, p-cpe:/a:novell:opensuse:python3-libxml2-python-debuginfo, cpe:/o:novell:opensuse:15.2

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: 5/22/2021

Vulnerability Publication Date: 5/14/2021

Reference Information

CVE: CVE-2021-3516, CVE-2021-3517, CVE-2021-3518, CVE-2021-3537

Detections

Analytics