-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: samba4 security update Advisory ID: RHSA-2017:1271-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:1271 Issue date: 2017-05-24 CVE Names: CVE-2017-7494 ===================================================================== 1. Summary: An update for samba4 is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. 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 Desktop (v. 6) - i386, x86_64 Red Hat Enterprise Linux HPC Node (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64 3. Description: Samba is an open-source implementation of the Server Message Block (SMB) or Common Internet File System (CIFS) protocol, which allows PC-compatible machines to share files, printers, and other information. Security Fix(es): * A remote code execution flaw was found in Samba. A malicious authenticated samba client, having write access to the samba share, could use this flaw to execute arbitrary code as root. (CVE-2017-7494) Red Hat would like to thank the Samba project for reporting this issue. Upstream acknowledges steelo as the original reporter. 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/): 1450347 - CVE-2017-7494 samba: Loading shared modules from any path in the system leading to RCE 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: samba4-4.2.10-10.el6_9.src.rpm i386: samba4-4.2.10-10.el6_9.i686.rpm samba4-client-4.2.10-10.el6_9.i686.rpm samba4-common-4.2.10-10.el6_9.i686.rpm samba4-dc-4.2.10-10.el6_9.i686.rpm samba4-dc-libs-4.2.10-10.el6_9.i686.rpm samba4-debuginfo-4.2.10-10.el6_9.i686.rpm samba4-devel-4.2.10-10.el6_9.i686.rpm samba4-libs-4.2.10-10.el6_9.i686.rpm samba4-pidl-4.2.10-10.el6_9.i686.rpm samba4-python-4.2.10-10.el6_9.i686.rpm samba4-test-4.2.10-10.el6_9.i686.rpm samba4-winbind-4.2.10-10.el6_9.i686.rpm samba4-winbind-clients-4.2.10-10.el6_9.i686.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.i686.rpm x86_64: samba4-4.2.10-10.el6_9.x86_64.rpm samba4-client-4.2.10-10.el6_9.x86_64.rpm samba4-common-4.2.10-10.el6_9.x86_64.rpm samba4-dc-4.2.10-10.el6_9.x86_64.rpm samba4-dc-libs-4.2.10-10.el6_9.x86_64.rpm samba4-debuginfo-4.2.10-10.el6_9.x86_64.rpm samba4-devel-4.2.10-10.el6_9.x86_64.rpm samba4-libs-4.2.10-10.el6_9.x86_64.rpm samba4-pidl-4.2.10-10.el6_9.x86_64.rpm samba4-python-4.2.10-10.el6_9.x86_64.rpm samba4-test-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-clients-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: samba4-4.2.10-10.el6_9.src.rpm x86_64: samba4-4.2.10-10.el6_9.x86_64.rpm samba4-client-4.2.10-10.el6_9.x86_64.rpm samba4-common-4.2.10-10.el6_9.x86_64.rpm samba4-dc-4.2.10-10.el6_9.x86_64.rpm samba4-dc-libs-4.2.10-10.el6_9.x86_64.rpm samba4-debuginfo-4.2.10-10.el6_9.x86_64.rpm samba4-devel-4.2.10-10.el6_9.x86_64.rpm samba4-libs-4.2.10-10.el6_9.x86_64.rpm samba4-pidl-4.2.10-10.el6_9.x86_64.rpm samba4-python-4.2.10-10.el6_9.x86_64.rpm samba4-test-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-clients-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: samba4-4.2.10-10.el6_9.src.rpm i386: samba4-4.2.10-10.el6_9.i686.rpm samba4-client-4.2.10-10.el6_9.i686.rpm samba4-common-4.2.10-10.el6_9.i686.rpm samba4-dc-4.2.10-10.el6_9.i686.rpm samba4-dc-libs-4.2.10-10.el6_9.i686.rpm samba4-debuginfo-4.2.10-10.el6_9.i686.rpm samba4-devel-4.2.10-10.el6_9.i686.rpm samba4-libs-4.2.10-10.el6_9.i686.rpm samba4-pidl-4.2.10-10.el6_9.i686.rpm samba4-python-4.2.10-10.el6_9.i686.rpm samba4-test-4.2.10-10.el6_9.i686.rpm samba4-winbind-4.2.10-10.el6_9.i686.rpm samba4-winbind-clients-4.2.10-10.el6_9.i686.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.i686.rpm ppc64: samba4-4.2.10-10.el6_9.ppc64.rpm samba4-client-4.2.10-10.el6_9.ppc64.rpm samba4-common-4.2.10-10.el6_9.ppc64.rpm samba4-dc-4.2.10-10.el6_9.ppc64.rpm samba4-dc-libs-4.2.10-10.el6_9.ppc64.rpm samba4-debuginfo-4.2.10-10.el6_9.ppc64.rpm samba4-devel-4.2.10-10.el6_9.ppc64.rpm samba4-libs-4.2.10-10.el6_9.ppc64.rpm samba4-pidl-4.2.10-10.el6_9.ppc64.rpm samba4-python-4.2.10-10.el6_9.ppc64.rpm samba4-test-4.2.10-10.el6_9.ppc64.rpm samba4-winbind-4.2.10-10.el6_9.ppc64.rpm samba4-winbind-clients-4.2.10-10.el6_9.ppc64.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.ppc64.rpm s390x: samba4-4.2.10-10.el6_9.s390x.rpm samba4-client-4.2.10-10.el6_9.s390x.rpm samba4-common-4.2.10-10.el6_9.s390x.rpm samba4-dc-4.2.10-10.el6_9.s390x.rpm samba4-dc-libs-4.2.10-10.el6_9.s390x.rpm samba4-debuginfo-4.2.10-10.el6_9.s390x.rpm samba4-devel-4.2.10-10.el6_9.s390x.rpm samba4-libs-4.2.10-10.el6_9.s390x.rpm samba4-pidl-4.2.10-10.el6_9.s390x.rpm samba4-python-4.2.10-10.el6_9.s390x.rpm samba4-test-4.2.10-10.el6_9.s390x.rpm samba4-winbind-4.2.10-10.el6_9.s390x.rpm samba4-winbind-clients-4.2.10-10.el6_9.s390x.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.s390x.rpm x86_64: samba4-4.2.10-10.el6_9.x86_64.rpm samba4-client-4.2.10-10.el6_9.x86_64.rpm samba4-common-4.2.10-10.el6_9.x86_64.rpm samba4-dc-4.2.10-10.el6_9.x86_64.rpm samba4-dc-libs-4.2.10-10.el6_9.x86_64.rpm samba4-debuginfo-4.2.10-10.el6_9.x86_64.rpm samba4-devel-4.2.10-10.el6_9.x86_64.rpm samba4-libs-4.2.10-10.el6_9.x86_64.rpm samba4-pidl-4.2.10-10.el6_9.x86_64.rpm samba4-python-4.2.10-10.el6_9.x86_64.rpm samba4-test-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-clients-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: samba4-4.2.10-10.el6_9.src.rpm i386: samba4-4.2.10-10.el6_9.i686.rpm samba4-client-4.2.10-10.el6_9.i686.rpm samba4-common-4.2.10-10.el6_9.i686.rpm samba4-dc-4.2.10-10.el6_9.i686.rpm samba4-dc-libs-4.2.10-10.el6_9.i686.rpm samba4-debuginfo-4.2.10-10.el6_9.i686.rpm samba4-devel-4.2.10-10.el6_9.i686.rpm samba4-libs-4.2.10-10.el6_9.i686.rpm samba4-pidl-4.2.10-10.el6_9.i686.rpm samba4-python-4.2.10-10.el6_9.i686.rpm samba4-test-4.2.10-10.el6_9.i686.rpm samba4-winbind-4.2.10-10.el6_9.i686.rpm samba4-winbind-clients-4.2.10-10.el6_9.i686.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.i686.rpm x86_64: samba4-4.2.10-10.el6_9.x86_64.rpm samba4-client-4.2.10-10.el6_9.x86_64.rpm samba4-common-4.2.10-10.el6_9.x86_64.rpm samba4-dc-4.2.10-10.el6_9.x86_64.rpm samba4-dc-libs-4.2.10-10.el6_9.x86_64.rpm samba4-debuginfo-4.2.10-10.el6_9.x86_64.rpm samba4-devel-4.2.10-10.el6_9.x86_64.rpm samba4-libs-4.2.10-10.el6_9.x86_64.rpm samba4-pidl-4.2.10-10.el6_9.x86_64.rpm samba4-python-4.2.10-10.el6_9.x86_64.rpm samba4-test-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-clients-4.2.10-10.el6_9.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-10.el6_9.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-2017-7494 https://access.redhat.com/security/updates/classification/#important https://www.samba.org/samba/security/CVE-2017-7494.html https://access.redhat.com/security/vulnerabilities/3034621 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFZJXrzXlSAg2UNWIIRAjvVAKCMru7JV//6qVcU8HWv9Grkz/qb2QCeN0xW eLhgOvEyzHV+KzHitH7B9bQ= =iD0L -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce