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Red Hat Enterprise Linux 7: RHSA-2020:3981 Moderate Samba Conversion Flaw

An update for samba 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. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: samba security, bug fix, and enhancement update Advisory ID: RHSA-2020:3981-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3981 Issue date: 2020-09-29 CVE Names: CVE-2019-14907 ==================================================================== 1. Summary: An update for samba 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) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Resilient Storage (v. 7) - ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64 3. Description: Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to sharefiles, printers, and various information. The following packages have been upgraded to a later upstream version: samba (4.10.16). (BZ#1785121) Security Fix(es): * samba: Crash after failed character conversion at log level 3 or above (CVE-2019-14907) 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 After installing this update, the smb service will be restarted automatically. 5. Bugs fixed (https://bugzilla.redhat.com/): 1737888 - Libwbclient alternatives manual setting lost 1776333 - CLI tools printing "Unable to initialize messaging context" running as non root 1785121 - Rebase Samba to the the latest 4.10.x maintenance release 1791207 - CVE-2019-14907 samba: Crash after failed character conversion at log level 3 or above 1791823 - wbinfo -K doesn't work for users of trusted domains/forests 1801496 - Missing directories in ctdb package 1813017 - Can't get 'log events generated from smbclient' 1828354 - After adding "additional dns hostname" to smb.conf it does not generate /etc/krb5.keytab with the proper SPN. 1828924 - Fix 'require_membership_of' documentation in pam_winbind manpages 1831986 - unprivileged user should be able to read-only to gencache.tdb instead of permission denied 1836427 - net ads join use of netbios+realm breaks GSSAPI authentication 6. Package List: Red Hat Enterprise Linux Client (v.7): Source: samba-4.10.16-5.el7.src.rpm noarch: samba-common-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-4.10.16-5.el7.i686.rpm libsmbclient-4.10.16-5.el7.x86_64.rpm libwbclient-4.10.16-5.el7.i686.rpm libwbclient-4.10.16-5.el7.x86_64.rpm samba-client-4.10.16-5.el7.x86_64.rpm samba-client-libs-4.10.16-5.el7.i686.rpm samba-client-libs-4.10.16-5.el7.x86_64.rpm samba-common-libs-4.10.16-5.el7.i686.rpm samba-common-libs-4.10.16-5.el7.x86_64.rpm samba-common-tools-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-krb5-printing-4.10.16-5.el7.x86_64.rpm samba-libs-4.10.16-5.el7.i686.rpm samba-libs-4.10.16-5.el7.x86_64.rpm samba-winbind-4.10.16-5.el7.x86_64.rpm samba-winbind-clients-4.10.16-5.el7.x86_64.rpm samba-winbind-modules-4.10.16-5.el7.i686.rpm samba-winbind-modules-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): noarch: samba-pidl-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-devel-4.10.16-5.el7.i686.rpm libsmbclient-devel-4.10.16-5.el7.x86_64.rpm libwbclient-devel-4.10.16-5.el7.i686.rpm libwbclient-devel-4.10.16-5.el7.x86_64.rpm samba-4.10.16-5.el7.x86_64.rpm samba-dc-4.10.16-5.el7.x86_64.rpm samba-dc-libs-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-devel-4.10.16-5.el7.i686.rpm samba-devel-4.10.16-5.el7.x86_64.rpm samba-python-4.10.16-5.el7.i686.rpm samba-python-4.10.16-5.el7.x86_64.rpm samba-python-test-4.10.16-5.el7.x86_64.rpm samba-test-4.10.16-5.el7.x86_64.rpm samba-test-libs-4.10.16-5.el7.i686.rpm samba-test-libs-4.10.16-5.el7.x86_64.rpm samba-vfs-glusterfs-4.10.16-5.el7.x86_64.rpm samba-winbind-krb5-locator-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v.7): Source: samba-4.10.16-5.el7.src.rpm noarch: samba-common-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-4.10.16-5.el7.i686.rpm libsmbclient-4.10.16-5.el7.x86_64.rpm libwbclient-4.10.16-5.el7.i686.rpm libwbclient-4.10.16-5.el7.x86_64.rpm samba-client-4.10.16-5.el7.x86_64.rpm samba-client-libs-4.10.16-5.el7.i686.rpm samba-client-libs-4.10.16-5.el7.x86_64.rpm samba-common-libs-4.10.16-5.el7.i686.rpm samba-common-libs-4.10.16-5.el7.x86_64.rpm samba-common-tools-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-libs-4.10.16-5.el7.i686.rpm samba-libs-4.10.16-5.el7.x86_64.rpm samba-winbind-4.10.16-5.el7.x86_64.rpm samba-winbind-clients-4.10.16-5.el7.x86_64.rpm samba-winbind-modules-4.10.16-5.el7.i686.rpm samba-winbind-modules-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): noarch: samba-pidl-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-devel-4.10.16-5.el7.i686.rpm libsmbclient-devel-4.10.16-5.el7.x86_64.rpm libwbclient-devel-4.10.16-5.el7.i686.rpm libwbclient-devel-4.10.16-5.el7.x86_64.rpm samba-4.10.16-5.el7.x86_64.rpm samba-dc-4.10.16-5.el7.x86_64.rpm samba-dc-libs-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-devel-4.10.16-5.el7.i686.rpm samba-devel-4.10.16-5.el7.x86_64.rpm samba-krb5-printing-4.10.16-5.el7.x86_64.rpm samba-python-4.10.16-5.el7.i686.rpm samba-python-4.10.16-5.el7.x86_64.rpm samba-python-test-4.10.16-5.el7.x86_64.rpm samba-test-4.10.16-5.el7.x86_64.rpm samba-test-libs-4.10.16-5.el7.i686.rpm samba-test-libs-4.10.16-5.el7.x86_64.rpm samba-vfs-glusterfs-4.10.16-5.el7.x86_64.rpm samba-winbind-krb5-locator-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Server (v.7): Source: samba-4.10.16-5.el7.src.rpm noarch: samba-common-4.10.16-5.el7.noarch.rpm ppc64: libsmbclient-4.10.16-5.el7.ppc.rpm libsmbclient-4.10.16-5.el7.ppc64.rpm libwbclient-4.10.16-5.el7.ppc.rpm libwbclient-4.10.16-5.el7.ppc64.rpm samba-4.10.16-5.el7.ppc64.rpm samba-client-4.10.16-5.el7.ppc64.rpm samba-client-libs-4.10.16-5.el7.ppc.rpm samba-client-libs-4.10.16-5.el7.ppc64.rpm samba-common-libs-4.10.16-5.el7.ppc.rpm samba-common-libs-4.10.16-5.el7.ppc64.rpm samba-common-tools-4.10.16-5.el7.ppc64.rpm samba-debuginfo-4.10.16-5.el7.ppc.rpm samba-debuginfo-4.10.16-5.el7.ppc64.rpm samba-krb5-printing-4.10.16-5.el7.ppc64.rpm samba-libs-4.10.16-5.el7.ppc.rpm samba-libs-4.10.16-5.el7.ppc64.rpm samba-winbind-4.10.16-5.el7.ppc64.rpm samba-winbind-clients-4.10.16-5.el7.ppc64.rpm samba-winbind-modules-4.10.16-5.el7.ppc.rpm samba-winbind-modules-4.10.16-5.el7.ppc64.rpm ppc64le: libsmbclient-4.10.16-5.el7.ppc64le.rpm libwbclient-4.10.16-5.el7.ppc64le.rpm samba-4.10.16-5.el7.ppc64le.rpm samba-client-4.10.16-5.el7.ppc64le.rpm samba-client-libs-4.10.16-5.el7.ppc64le.rpm samba-common-libs-4.10.16-5.el7.ppc64le.rpm samba-common-tools-4.10.16-5.el7.ppc64le.rpm samba-debuginfo-4.10.16-5.el7.ppc64le.rpm samba-krb5-printing-4.10.16-5.el7.ppc64le.rpm samba-libs-4.10.16-5.el7.ppc64le.rpm samba-winbind-4.10.16-5.el7.ppc64le.rpm samba-winbind-clients-4.10.16-5.el7.ppc64le.rpm samba-winbind-modules-4.10.16-5.el7.ppc64le.rpm s390x: libsmbclient-4.10.16-5.el7.s390.rpm libsmbclient-4.10.16-5.el7.s390x.rpm libwbclient-4.10.16-5.el7.s390.rpm libwbclient-4.10.16-5.el7.s390x.rpm samba-4.10.16-5.el7.s390x.rpm samba-client-4.10.16-5.el7.s390x.rpm samba-client-libs-4.10.16-5.el7.s390.rpm samba-client-libs-4.10.16-5.el7.s390x.rpm samba-common-libs-4.10.16-5.el7.s390.rpm samba-common-libs-4.10.16-5.el7.s390x.rpm samba-common-tools-4.10.16-5.el7.s390x.rpm samba-debuginfo-4.10.16-5.el7.s390.rpm samba-debuginfo-4.10.16-5.el7.s390x.rpm samba-krb5-printing-4.10.16-5.el7.s390x.rpm samba-libs-4.10.16-5.el7.s390.rpm samba-libs-4.10.16-5.el7.s390x.rpm samba-winbind-4.10.16-5.el7.s390x.rpm samba-winbind-clients-4.10.16-5.el7.s390x.rpm samba-winbind-modules-4.10.16-5.el7.s390.rpm samba-winbind-modules-4.10.16-5.el7.s390x.rpm x86_64: libsmbclient-4.10.16-5.el7.i686.rpm libsmbclient-4.10.16-5.el7.x86_64.rpm libwbclient-4.10.16-5.el7.i686.rpm libwbclient-4.10.16-5.el7.x86_64.rpm samba-4.10.16-5.el7.x86_64.rpm samba-client-4.10.16-5.el7.x86_64.rpm samba-client-libs-4.10.16-5.el7.i686.rpm samba-client-libs-4.10.16-5.el7.x86_64.rpm samba-common-libs-4.10.16-5.el7.i686.rpm samba-common-libs-4.10.16-5.el7.x86_64.rpm samba-common-tools-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-krb5-printing-4.10.16-5.el7.x86_64.rpm samba-libs-4.10.16-5.el7.i686.rpm samba-libs-4.10.16-5.el7.x86_64.rpm samba-python-4.10.16-5.el7.i686.rpm samba-python-4.10.16-5.el7.x86_64.rpm samba-winbind-4.10.16-5.el7.x86_64.rpm samba-winbind-clients-4.10.16-5.el7.x86_64.rpm samba-winbind-modules-4.10.16-5.el7.i686.rpm samba-winbind-modules-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Server Resilient Storage (v. 7): ppc64le: ctdb-4.10.16-5.el7.ppc64le.rpm ctdb-tests-4.10.16-5.el7.ppc64le.rpm samba-debuginfo-4.10.16-5.el7.ppc64le.rpm s390x: ctdb-4.10.16-5.el7.s390x.rpm ctdb-tests-4.10.16-5.el7.s390x.rpm samba-debuginfo-4.10.16-5.el7.s390x.rpm x86_64: ctdb-4.10.16-5.el7.x86_64.rpm ctdb-tests-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v.7): noarch: samba-pidl-4.10.16-5.el7.noarch.rpm ppc64: libsmbclient-devel-4.10.16-5.el7.ppc.rpm libsmbclient-devel-4.10.16-5.el7.ppc64.rpm libwbclient-devel-4.10.16-5.el7.ppc.rpm libwbclient-devel-4.10.16-5.el7.ppc64.rpm samba-dc-4.10.16-5.el7.ppc64.rpm samba-dc-libs-4.10.16-5.el7.ppc64.rpm samba-debuginfo-4.10.16-5.el7.ppc.rpm samba-debuginfo-4.10.16-5.el7.ppc64.rpm samba-devel-4.10.16-5.el7.ppc.rpm samba-devel-4.10.16-5.el7.ppc64.rpm samba-python-4.10.16-5.el7.ppc.rpm samba-python-4.10.16-5.el7.ppc64.rpm samba-python-test-4.10.16-5.el7.ppc64.rpm samba-test-4.10.16-5.el7.ppc64.rpm samba-test-libs-4.10.16-5.el7.ppc.rpm samba-test-libs-4.10.16-5.el7.ppc64.rpm samba-winbind-krb5-locator-4.10.16-5.el7.ppc64.rpm ppc64le: libsmbclient-devel-4.10.16-5.el7.ppc64le.rpm libwbclient-devel-4.10.16-5.el7.ppc64le.rpm samba-dc-4.10.16-5.el7.ppc64le.rpm samba-dc-libs-4.10.16-5.el7.ppc64le.rpm samba-debuginfo-4.10.16-5.el7.ppc64le.rpm samba-devel-4.10.16-5.el7.ppc64le.rpm samba-python-4.10.16-5.el7.ppc64le.rpm samba-python-test-4.10.16-5.el7.ppc64le.rpm samba-test-4.10.16-5.el7.ppc64le.rpm samba-test-libs-4.10.16-5.el7.ppc64le.rpm samba-winbind-krb5-locator-4.10.16-5.el7.ppc64le.rpm s390x: libsmbclient-devel-4.10.16-5.el7.s390.rpm libsmbclient-devel-4.10.16-5.el7.s390x.rpm libwbclient-devel-4.10.16-5.el7.s390.rpm libwbclient-devel-4.10.16-5.el7.s390x.rpm samba-dc-4.10.16-5.el7.s390x.rpm samba-dc-libs-4.10.16-5.el7.s390x.rpm samba-debuginfo-4.10.16-5.el7.s390.rpm samba-debuginfo-4.10.16-5.el7.s390x.rpm samba-devel-4.10.16-5.el7.s390.rpm samba-devel-4.10.16-5.el7.s390x.rpm samba-python-4.10.16-5.el7.s390.rpm samba-python-4.10.16-5.el7.s390x.rpm samba-python-test-4.10.16-5.el7.s390x.rpm samba-test-4.10.16-5.el7.s390x.rpm samba-test-libs-4.10.16-5.el7.s390.rpm samba-test-libs-4.10.16-5.el7.s390x.rpm samba-winbind-krb5-locator-4.10.16-5.el7.s390x.rpm x86_64: libsmbclient-devel-4.10.16-5.el7.i686.rpm libsmbclient-devel-4.10.16-5.el7.x86_64.rpm libwbclient-devel-4.10.16-5.el7.i686.rpm libwbclient-devel-4.10.16-5.el7.x86_64.rpm samba-dc-4.10.16-5.el7.x86_64.rpm samba-dc-libs-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-devel-4.10.16-5.el7.i686.rpm samba-devel-4.10.16-5.el7.x86_64.rpm samba-python-test-4.10.16-5.el7.x86_64.rpm samba-test-4.10.16-5.el7.x86_64.rpm samba-test-libs-4.10.16-5.el7.i686.rpm samba-test-libs-4.10.16-5.el7.x86_64.rpm samba-vfs-glusterfs-4.10.16-5.el7.x86_64.rpm samba-winbind-krb5-locator-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: samba-4.10.16-5.el7.src.rpm noarch: samba-common-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-4.10.16-5.el7.i686.rpm libsmbclient-4.10.16-5.el7.x86_64.rpm libwbclient-4.10.16-5.el7.i686.rpm libwbclient-4.10.16-5.el7.x86_64.rpm samba-4.10.16-5.el7.x86_64.rpm samba-client-4.10.16-5.el7.x86_64.rpm samba-client-libs-4.10.16-5.el7.i686.rpm samba-client-libs-4.10.16-5.el7.x86_64.rpm samba-common-libs-4.10.16-5.el7.i686.rpm samba-common-libs-4.10.16-5.el7.x86_64.rpm samba-common-tools-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-krb5-printing-4.10.16-5.el7.x86_64.rpm samba-libs-4.10.16-5.el7.i686.rpm samba-libs-4.10.16-5.el7.x86_64.rpm samba-python-4.10.16-5.el7.i686.rpm samba-python-4.10.16-5.el7.x86_64.rpm samba-winbind-4.10.16-5.el7.x86_64.rpm samba-winbind-clients-4.10.16-5.el7.x86_64.rpm samba-winbind-modules-4.10.16-5.el7.i686.rpm samba-winbind-modules-4.10.16-5.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v.7): noarch: samba-pidl-4.10.16-5.el7.noarch.rpm x86_64: libsmbclient-devel-4.10.16-5.el7.i686.rpm libsmbclient-devel-4.10.16-5.el7.x86_64.rpm libwbclient-devel-4.10.16-5.el7.i686.rpm libwbclient-devel-4.10.16-5.el7.x86_64.rpm samba-dc-4.10.16-5.el7.x86_64.rpm samba-dc-libs-4.10.16-5.el7.x86_64.rpm samba-debuginfo-4.10.16-5.el7.i686.rpm samba-debuginfo-4.10.16-5.el7.x86_64.rpm samba-devel-4.10.16-5.el7.i686.rpm samba-devel-4.10.16-5.el7.x86_64.rpm samba-python-test-4.10.16-5.el7.x86_64.rpm samba-test-4.10.16-5.el7.x86_64.rpm samba-test-libs-4.10.16-5.el7.i686.rpm samba-test-libs-4.10.16-5.el7.x86_64.rpm samba-vfs-glusterfs-4.10.16-5.el7.x86_64.rpm samba-winbind-krb5-locator-4.10.16-5.el7.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-2019-14907 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 . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPGv1 iQIVAwUBX3OhAdzjgjWX9erEAQiKmg//Zm9RRxpptm9hbO8JP2LaIP6kkQrv18HL a/jBhSlHnueskPF4aiJ5vlncq4rZ702MwyFeudzYX7qTuDQY5XvzxiA6Q9E8r/J0 eQicSIc/rexQUBiKmnDg6qdK24eW81BYl6ieIqdqw8W5hnXGTChamgOpvhPIyRx+ ZuLep8AH0v1Ond7o4Vxxs2B8tpKh/bQ+jcMF3wZg8DhsqbWeOQAqkCz/glfD1Am2 gUdfwSVmPyPoCP9flNiULVWnAwTb9JqSIiaPCdqLwusm/BcA1Lpl1D829L0kmpTi cnlKi18hjgFLjij/6dobEfjpUq7b+2HWBuAu8ng2R1hU/v9fxxlnp9vZT6EWns2E +1v6HSdnQrCA31s7SX4LvXHyNte1NIaht+uNfptl0J2PSowRCzBD516fQGoglJIH 4gI5Lb5/w2zEgP09bLP8blP0CztyeKA+T5RGXU/U3zHrCbJx3MK5fgeHeAHhB0EC YKRuNpXXKynv+DSM+OysZOe+X53/oBG8c4qgKT9O+ifgcB+tiLzcOJXq3odGCnv6 yPfkDhF2hBtOPdvOvig7T8MsFVyEO0Cpm963iagz7P1yiR9C/ZW0lJ2unHse6J3k sNCwGHNwTCMwF5cO74vFO9ro/Jys4Vb8+81mVnm9aHSG3/BiLqLRHMxcpAVc6eXG NXdH6tbOksI=Mk7x -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. . Ubuntu Server 18.04 enhances nginx with low security implications and addresses file handling concerns.. Red Hat Enterprise Linux,Samba Security Update,Bug Fix,Moderate Severity,Character Conversion. . LinuxSecurity.com Team

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