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centosCentOS ProjectCESA-2020:3996
HistoryOct 20, 2020 - 6:27 p.m.

libxml2 security update

2020-10-2018:27:26
CentOS Project
lists.centos.org
272

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.009 Low

EPSS

Percentile

82.2%

JSON

CentOS Errata and Security Advisory CESA-2020:3996

The libxml2 library is a development toolbox providing the implementation of various XML standards.

Security Fix(es):

  • libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c (CVE-2019-19956)

  • libxml2: memory leak in xmlSchemaPreRun in xmlschemas.c (CVE-2019-20388)

  • libxml2: infinite loop in xmlStringLenDecodeEntities in some end-of-file situations (CVE-2020-7595)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2021-November/086168.html
https://lists.centos.org/pipermail/centos-cr-announce/2020-October/032837.html

Affected packages:
libxml2
libxml2-devel
libxml2-python
libxml2-static

Upstream details at:
https://access.redhat.com/errata/RHSA-2020:3996

OSVersionArchitecturePackageVersionFilename
CentOS7i686libxml2< 2.9.1-6.el7.5libxml2-2.9.1-6.el7.5.i686.rpm
CentOS7x86_64libxml2< 2.9.1-6.el7.5libxml2-2.9.1-6.el7.5.x86_64.rpm
CentOS7i686libxml2-devel< 2.9.1-6.el7.5libxml2-devel-2.9.1-6.el7.5.i686.rpm
CentOS7x86_64libxml2-devel< 2.9.1-6.el7.5libxml2-devel-2.9.1-6.el7.5.x86_64.rpm
CentOS7x86_64libxml2-python< 2.9.1-6.el7.5libxml2-python-2.9.1-6.el7.5.x86_64.rpm
CentOS7i686libxml2-static< 2.9.1-6.el7.5libxml2-static-2.9.1-6.el7.5.i686.rpm
CentOS7x86_64libxml2-static< 2.9.1-6.el7.5libxml2-static-2.9.1-6.el7.5.x86_64.rpm
CentOS7i686libxml2< 2.9.1-6.el7.5libxml2-2.9.1-6.el7.5.i686.rpm
CentOS7x86_64libxml2< 2.9.1-6.el7.5libxml2-2.9.1-6.el7.5.x86_64.rpm
CentOS7i686libxml2-devel< 2.9.1-6.el7.5libxml2-devel-2.9.1-6.el7.5.i686.rpm
Rows per page:
1-10 of 141

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7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.009 Low

EPSS

Percentile

82.2%

JSON
Related for CESA-2020:3996
ibm10nessus50almalinux1oraclelinux2fedora5suse2amazon2openvas31redhat22gentoo1ubuntu2cloudfoundry2ics3mageia3altlinux2archlinux1photon12freebsd2osv8debian2veracode3prion3cve3alpinelinux3cbl_mariner2ubuntucve3redhatcve3debiancve3f51github2rubygems1cloudlinux2tenable1oracle5