Mehrere Probleme in libxml2
ID: | RHSA-2020:3996-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Enterprise Linux |
Datum: | Di, 29. September 2020, 23:12 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2019-20388
https://access.redhat.com/security/cve/CVE-2020-7595 https://access.redhat.com/security/cve/CVE-2019-19956 |
Applikationen: | libxml2 |
Originalnachricht |
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-----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. Bugs fixed (https://bugzilla.redhat.com/): 1788856 - CVE-2019-19956 libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c 1799734 - CVE-2019-20388 libxml2: memory leak in xmlSchemaPreRun in xmlschemas.c 1799786 - CVE-2020-7595 libxml2: infinite loop in xmlStringLenDecodeEntities in some end-of-file situations 1812145 - XSD validation fails on xsd:any 6. 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 |