ID

VAR-202001-1866

CVE

CVE-2020-7595

TITLE

libxml2  Infinite loop vulnerability in

DESCRIPTION

xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. It exists that libxml2 incorrectly handled certain XML files. (CVE-2019-19956, CVE-2020-7595). Solution: Download the release images via: quay.io/redhat/quay:v3.3.3 quay.io/redhat/clair-jwt:v3.3.3 quay.io/redhat/quay-builder:v3.3.3 quay.io/redhat/clair:v3.3.3 4. Bugs fixed (https://bugzilla.redhat.com/): 1905758 - CVE-2020-27831 quay: email notifications authorization bypass 1905784 - CVE-2020-27832 quay: persistent XSS in repository notification display 5. JIRA issues fixed (https://issues.jboss.org/): PROJQUAY-1124 - NVD feed is broken for latest Clair v2 version 6. Solution: For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/ index.html 4. Bugs fixed (https://bugzilla.redhat.com/): 1790277 - CVE-2019-20372 nginx: HTTP request smuggling in configurations with URL redirect used as error_page 1828406 - CVE-2020-11022 jquery: Cross-site scripting due to improper injQuery.htmlPrefilter method 1850004 - CVE-2020-11023 jquery: Passing HTML containing <option> elements to manipulation methods could result in untrusted code execution 1911314 - CVE-2020-35678 python-autobahn: allows redirect header injection 1928847 - CVE-2021-20253 ansible-tower: Privilege escalation via job isolation escape 5. Bug Fix(es): * Configuring the system with non-RT kernel will hang the system (BZ#1923220) 3. Bugs fixed (https://bugzilla.redhat.com/): 1902111 - CVE-2020-27813 golang-github-gorilla-websocket: integer overflow leads to denial of service 5. JIRA issues fixed (https://issues.jboss.org/): CNF-802 - Infrastructure-provided enablement/disablement of interrupt processing for guaranteed pod CPUs CNF-854 - Performance tests in CNF Tests 6. Description: Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. The compliance-operator image updates are now available for OpenShift Container Platform 4.6. This advisory provides the following updates among others: * Enhances profile parsing time. * Fixes excessive resource consumption from the Operator. * Fixes default content image. * Fixes outdated remediation handling. Solution: For OpenShift Container Platform 4.6 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-rel ease-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.6/updating/updating-cluster - -cli.html. Bugs fixed (https://bugzilla.redhat.com/): 1897635 - CVE-2020-28362 golang: math/big: panic during recursive division of very large numbers 1918990 - ComplianceSuite scans use quay content image for initContainer 1919135 - [OCP v46] The autoApplyRemediation pauses the machineConfigPool if there is outdated complianceRemediation object present 1919846 - After remediation applied, the compliancecheckresults still reports Failed status for some rules 1920999 - Compliance operator is not displayed when disconnected mode is selected in the OpenShift Web-Console. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202010-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: libxml2: Multiple vulnerabilities Date: October 20, 2020 Bugs: #710748 ID: 202010-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in libxml2, the worst of which could result in a Denial of Service condition. Background ========== libxml2 is the XML (eXtended Markup Language) C parser and toolkit initially developed for the Gnome project. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libxml2 < 2.9.10 >= 2.9.10 Description =========== Multiple vulnerabilities have been discovered in libxml2. Please review the CVE identifiers referenced below for details. Impact ====== Please review the referenced CVE identifiers for details. Workaround ========== There is no known workaround at this time. Resolution ========== All libxml2 users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libxml2-2.9.10" References ========== [ 1 ] CVE-2019-20388 https://nvd.nist.gov/vuln/detail/CVE-2019-20388 [ 2 ] CVE-2020-7595 https://nvd.nist.gov/vuln/detail/CVE-2020-7595 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202010-04 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5 . Description: Red Hat 3scale API Management delivers centralized API management features through a distributed, cloud-hosted layer. It includes built-in features to help in building a more successful API program, including access control, rate limits, payment gateway integration, and developer experience tools. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. Bugs fixed (https://bugzilla.redhat.com/): 1804533 - CVE-2020-9283 golang.org/x/crypto: Processing of crafted ssh-ed25519 public keys allows for panic 1853652 - CVE-2020-14040 golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash 5. Description: Red Hat OpenShift Do (odo) is a simple CLI tool for developers to create, build, and deploy applications on OpenShift. The odo tool is completely client-based and requires no server within the OpenShift cluster for deployment. It detects changes to local code and deploys it to the cluster automatically, giving instant feedback to validate changes in real-time. It supports multiple programming languages and frameworks. Solution: Download and install a new CLI binary by following the instructions linked from the References section. Bugs fixed (https://bugzilla.redhat.com/): 1832983 - Release of 1.1.3 odo-init-image 5. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: libxml2 security and bug fix update Advisory ID: RHSA-2020:3996-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3996 Issue date: 2020-09-29 CVE Names: CVE-2019-19956 CVE-2019-20388 CVE-2020-7595 ==================================================================== 1. Summary: An update for libxml2 is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: 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. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The desktop must be restarted (log out, then log back in) for this update to take effect. 5. Package List: Red Hat Enterprise Linux Client (v. 7): Source: libxml2-2.9.1-6.el7.5.src.rpm x86_64: libxml2-2.9.1-6.el7.5.i686.rpm libxml2-2.9.1-6.el7.5.x86_64.rpm libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-python-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-devel-2.9.1-6.el7.5.i686.rpm libxml2-devel-2.9.1-6.el7.5.x86_64.rpm libxml2-static-2.9.1-6.el7.5.i686.rpm libxml2-static-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: libxml2-2.9.1-6.el7.5.src.rpm x86_64: libxml2-2.9.1-6.el7.5.i686.rpm libxml2-2.9.1-6.el7.5.x86_64.rpm libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-python-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-devel-2.9.1-6.el7.5.i686.rpm libxml2-devel-2.9.1-6.el7.5.x86_64.rpm libxml2-static-2.9.1-6.el7.5.i686.rpm libxml2-static-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: libxml2-2.9.1-6.el7.5.src.rpm ppc64: libxml2-2.9.1-6.el7.5.ppc.rpm libxml2-2.9.1-6.el7.5.ppc64.rpm libxml2-debuginfo-2.9.1-6.el7.5.ppc.rpm libxml2-debuginfo-2.9.1-6.el7.5.ppc64.rpm libxml2-devel-2.9.1-6.el7.5.ppc.rpm libxml2-devel-2.9.1-6.el7.5.ppc64.rpm libxml2-python-2.9.1-6.el7.5.ppc64.rpm ppc64le: libxml2-2.9.1-6.el7.5.ppc64le.rpm libxml2-debuginfo-2.9.1-6.el7.5.ppc64le.rpm libxml2-devel-2.9.1-6.el7.5.ppc64le.rpm libxml2-python-2.9.1-6.el7.5.ppc64le.rpm s390x: libxml2-2.9.1-6.el7.5.s390.rpm libxml2-2.9.1-6.el7.5.s390x.rpm libxml2-debuginfo-2.9.1-6.el7.5.s390.rpm libxml2-debuginfo-2.9.1-6.el7.5.s390x.rpm libxml2-devel-2.9.1-6.el7.5.s390.rpm libxml2-devel-2.9.1-6.el7.5.s390x.rpm libxml2-python-2.9.1-6.el7.5.s390x.rpm x86_64: libxml2-2.9.1-6.el7.5.i686.rpm libxml2-2.9.1-6.el7.5.x86_64.rpm libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-devel-2.9.1-6.el7.5.i686.rpm libxml2-devel-2.9.1-6.el7.5.x86_64.rpm libxml2-python-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: libxml2-debuginfo-2.9.1-6.el7.5.ppc.rpm libxml2-debuginfo-2.9.1-6.el7.5.ppc64.rpm libxml2-static-2.9.1-6.el7.5.ppc.rpm libxml2-static-2.9.1-6.el7.5.ppc64.rpm ppc64le: libxml2-debuginfo-2.9.1-6.el7.5.ppc64le.rpm libxml2-static-2.9.1-6.el7.5.ppc64le.rpm s390x: libxml2-debuginfo-2.9.1-6.el7.5.s390.rpm libxml2-debuginfo-2.9.1-6.el7.5.s390x.rpm libxml2-static-2.9.1-6.el7.5.s390.rpm libxml2-static-2.9.1-6.el7.5.s390x.rpm x86_64: libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-static-2.9.1-6.el7.5.i686.rpm libxml2-static-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: libxml2-2.9.1-6.el7.5.src.rpm x86_64: libxml2-2.9.1-6.el7.5.i686.rpm libxml2-2.9.1-6.el7.5.x86_64.rpm libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-devel-2.9.1-6.el7.5.i686.rpm libxml2-devel-2.9.1-6.el7.5.x86_64.rpm libxml2-python-2.9.1-6.el7.5.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: libxml2-debuginfo-2.9.1-6.el7.5.i686.rpm libxml2-debuginfo-2.9.1-6.el7.5.x86_64.rpm libxml2-static-2.9.1-6.el7.5.i686.rpm libxml2-static-2.9.1-6.el7.5.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2019-19956 https://access.redhat.com/security/cve/CVE-2019-20388 https://access.redhat.com/security/cve/CVE-2020-7595 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX3OgG9zjgjWX9erEAQg9vhAAiDkPkj6VlpMKDvgVUY4eU83p4bCnZqos e9kVjDMJrHdYR5iXXc665LOYBG0yyDGdvVLeqxjI9S11UDypRyzy641kwBY6eCru 0yaA88aZ4YpQyIARmmK7cIMFe6JRWHOkEsOfMCtjpbkGLteXdzfUFgJnlRFB0Dai OVrZH3kGb5EbKvJGcWY7cqv5jQhpy802a4EhpHQ1q6vFAbO7D1T6vJlCyP0+ba5N ZoMyrCFWaX5TUjiwFkuyAiSZYyPyxo0+dhqgJaSU44BH4p5imV7c1oh10U7/7k+O Y30M2uLOuArD1ad0t2d23EVr8mRKUr+agoLWC8Pwuq2worTArE/395GKXv2Yvtv9 YCvvCNFIcnG5GaJloqhXkTZM2pCr0+n90WLrNZ0suPArycHU74ROfBNErWegvq2e gpFLyu3S1mpjcBG19Gjg1qgh7FKg57s7PbNzcETK5ParBQeZ4dHHpcr9voP52tYD SJ9ILV9unM5jya5Uwooa6GOFGistLQLntZd22zDcPahu0FxvQlyZFV4oInF0m/7h e/h8NgSwyJKNenZATlsOGmjdcMh95Unztu4bfK8S20/Ej8F/B2PE4Kxha2s0bxsC b9fFKBOIdTCeFi2lTyrctEGQl9ksrW/Va6+uQwe5lKQldwhB3of9QolUu7ud+gdx COt/fBH012Y=udpL -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

remote

TYPE

other

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Red Hat

SOURCES

LAST UPDATE DATE

2026-06-30T22:15:55.208000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE