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SUSE SLES12 Security Update : libxml2 (SUSE-SU-2020:2609-1)
medium Nessus Plugin ID 143683
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Synopsis
The remote SUSE host is missing one or more security updates.Description
This update for libxml2 fixes the following issues :CVE-2019-20388: Fixed a memory leak in xmlSchemaPreRun (bsc#1161521).
CVE-2020-7595: Fixed an infinite loop in an EOF situation (bsc#1161517).
CVE-2020-24977: Fixed a global-buffer-overflow in xmlEncodeEntitiesInternal (bsc#1176179).
Fixed invalid xmlns references due to CVE-2019-19956 (bsc#1172021).
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.Alternatively you can run the command listed for your product :
SUSE Linux Enterprise Software Development Kit 12-SP5 :
zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-2609=1
SUSE Linux Enterprise Server 12-SP5 :
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2609=1
See Also
https://bugzilla.suse.com/show_bug.cgi?id=1159928
https://bugzilla.suse.com/show_bug.cgi?id=1161517
https://bugzilla.suse.com/show_bug.cgi?id=1161521
https://bugzilla.suse.com/show_bug.cgi?id=1172021
https://bugzilla.suse.com/show_bug.cgi?id=1176179
https://www.suse.com/security/cve/CVE-2019-19956/
https://www.suse.com/security/cve/CVE-2019-20388/
https://www.suse.com/security/cve/CVE-2020-24977/
Plugin Details
Severity: Medium
ID: 143683
File Name: suse_SU-2020-2609-1.nasl
Version: 1.4
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 12/9/2020
Updated: 2/6/2024
Supported Sensors: Agentless Assessment, 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: 6.4
Temporal Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P
CVSS Score Source: CVE-2020-24977
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.9
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libxml2-tools-debuginfo, p-cpe:/a:novell:suse_linux:python-libxml2-debuginfo, p-cpe:/a:novell:suse_linux:python-libxml2-debugsource, p-cpe:/a:novell:suse_linux:libxml2-tools, p-cpe:/a:novell:suse_linux:libxml2-debugsource, p-cpe:/a:novell:suse_linux:libxml2, p-cpe:/a:novell:suse_linux:libxml2-2, p-cpe:/a:novell:suse_linux:python-libxml2, p-cpe:/a:novell:suse_linux:libxml2-2-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: 9/11/2020
Vulnerability Publication Date: 12/24/2019
Reference Information
CVE: CVE-2019-19956, CVE-2019-20388, CVE-2020-24977, CVE-2020-7595