Denial of Service in samba4
ID: | RHSA-2018:1883-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Enterprise Linux |
Datum: | Di, 19. Juni 2018, 09:31 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2018-1050 |
Applikationen: | Samba |
Originalnachricht |
|
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Low: samba4 security and bug fix update Advisory ID: RHSA-2018:1883-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2018:1883 Issue date: 2018-06-19 CVE Names: CVE-2018-1050 ===================================================================== 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 Low. 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): * samba: Null pointer indirection in printer server process (CVE-2018-1050) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section. Red Hat would like to thank the Samba project for reporting this issue. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 6.10 Release Notes and Red Hat Enterprise Linux 6.10 Technical 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/): 1492780 - samba4: Recompile without BIND_NOW due to IFUNC relocation issue on ppc64 1538771 - CVE-2018-1050 samba: Null pointer indirection in printer server process 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: samba4-4.2.10-15.el6.src.rpm i386: samba4-4.2.10-15.el6.i686.rpm samba4-client-4.2.10-15.el6.i686.rpm samba4-common-4.2.10-15.el6.i686.rpm samba4-dc-4.2.10-15.el6.i686.rpm samba4-dc-libs-4.2.10-15.el6.i686.rpm samba4-debuginfo-4.2.10-15.el6.i686.rpm samba4-devel-4.2.10-15.el6.i686.rpm samba4-libs-4.2.10-15.el6.i686.rpm samba4-pidl-4.2.10-15.el6.i686.rpm samba4-python-4.2.10-15.el6.i686.rpm samba4-test-4.2.10-15.el6.i686.rpm samba4-winbind-4.2.10-15.el6.i686.rpm samba4-winbind-clients-4.2.10-15.el6.i686.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.i686.rpm x86_64: samba4-4.2.10-15.el6.x86_64.rpm samba4-client-4.2.10-15.el6.x86_64.rpm samba4-common-4.2.10-15.el6.x86_64.rpm samba4-dc-4.2.10-15.el6.x86_64.rpm samba4-dc-libs-4.2.10-15.el6.x86_64.rpm samba4-debuginfo-4.2.10-15.el6.x86_64.rpm samba4-devel-4.2.10-15.el6.x86_64.rpm samba4-libs-4.2.10-15.el6.x86_64.rpm samba4-pidl-4.2.10-15.el6.x86_64.rpm samba4-python-4.2.10-15.el6.x86_64.rpm samba4-test-4.2.10-15.el6.x86_64.rpm samba4-winbind-4.2.10-15.el6.x86_64.rpm samba4-winbind-clients-4.2.10-15.el6.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: samba4-4.2.10-15.el6.src.rpm x86_64: samba4-4.2.10-15.el6.x86_64.rpm samba4-client-4.2.10-15.el6.x86_64.rpm samba4-common-4.2.10-15.el6.x86_64.rpm samba4-dc-4.2.10-15.el6.x86_64.rpm samba4-dc-libs-4.2.10-15.el6.x86_64.rpm samba4-debuginfo-4.2.10-15.el6.x86_64.rpm samba4-devel-4.2.10-15.el6.x86_64.rpm samba4-libs-4.2.10-15.el6.x86_64.rpm samba4-pidl-4.2.10-15.el6.x86_64.rpm samba4-python-4.2.10-15.el6.x86_64.rpm samba4-test-4.2.10-15.el6.x86_64.rpm samba4-winbind-4.2.10-15.el6.x86_64.rpm samba4-winbind-clients-4.2.10-15.el6.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: samba4-4.2.10-15.el6.src.rpm i386: samba4-4.2.10-15.el6.i686.rpm samba4-client-4.2.10-15.el6.i686.rpm samba4-common-4.2.10-15.el6.i686.rpm samba4-dc-4.2.10-15.el6.i686.rpm samba4-dc-libs-4.2.10-15.el6.i686.rpm samba4-debuginfo-4.2.10-15.el6.i686.rpm samba4-devel-4.2.10-15.el6.i686.rpm samba4-libs-4.2.10-15.el6.i686.rpm samba4-pidl-4.2.10-15.el6.i686.rpm samba4-python-4.2.10-15.el6.i686.rpm samba4-test-4.2.10-15.el6.i686.rpm samba4-winbind-4.2.10-15.el6.i686.rpm samba4-winbind-clients-4.2.10-15.el6.i686.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.i686.rpm ppc64: samba4-4.2.10-15.el6.ppc64.rpm samba4-client-4.2.10-15.el6.ppc64.rpm samba4-common-4.2.10-15.el6.ppc64.rpm samba4-dc-4.2.10-15.el6.ppc64.rpm samba4-dc-libs-4.2.10-15.el6.ppc64.rpm samba4-debuginfo-4.2.10-15.el6.ppc64.rpm samba4-devel-4.2.10-15.el6.ppc64.rpm samba4-libs-4.2.10-15.el6.ppc64.rpm samba4-pidl-4.2.10-15.el6.ppc64.rpm samba4-python-4.2.10-15.el6.ppc64.rpm samba4-test-4.2.10-15.el6.ppc64.rpm samba4-winbind-4.2.10-15.el6.ppc64.rpm samba4-winbind-clients-4.2.10-15.el6.ppc64.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.ppc64.rpm s390x: samba4-4.2.10-15.el6.s390x.rpm samba4-client-4.2.10-15.el6.s390x.rpm samba4-common-4.2.10-15.el6.s390x.rpm samba4-dc-4.2.10-15.el6.s390x.rpm samba4-dc-libs-4.2.10-15.el6.s390x.rpm samba4-debuginfo-4.2.10-15.el6.s390x.rpm samba4-devel-4.2.10-15.el6.s390x.rpm samba4-libs-4.2.10-15.el6.s390x.rpm samba4-pidl-4.2.10-15.el6.s390x.rpm samba4-python-4.2.10-15.el6.s390x.rpm samba4-test-4.2.10-15.el6.s390x.rpm samba4-winbind-4.2.10-15.el6.s390x.rpm samba4-winbind-clients-4.2.10-15.el6.s390x.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.s390x.rpm x86_64: samba4-4.2.10-15.el6.x86_64.rpm samba4-client-4.2.10-15.el6.x86_64.rpm samba4-common-4.2.10-15.el6.x86_64.rpm samba4-dc-4.2.10-15.el6.x86_64.rpm samba4-dc-libs-4.2.10-15.el6.x86_64.rpm samba4-debuginfo-4.2.10-15.el6.x86_64.rpm samba4-devel-4.2.10-15.el6.x86_64.rpm samba4-libs-4.2.10-15.el6.x86_64.rpm samba4-pidl-4.2.10-15.el6.x86_64.rpm samba4-python-4.2.10-15.el6.x86_64.rpm samba4-test-4.2.10-15.el6.x86_64.rpm samba4-winbind-4.2.10-15.el6.x86_64.rpm samba4-winbind-clients-4.2.10-15.el6.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: samba4-4.2.10-15.el6.src.rpm i386: samba4-4.2.10-15.el6.i686.rpm samba4-client-4.2.10-15.el6.i686.rpm samba4-common-4.2.10-15.el6.i686.rpm samba4-dc-4.2.10-15.el6.i686.rpm samba4-dc-libs-4.2.10-15.el6.i686.rpm samba4-debuginfo-4.2.10-15.el6.i686.rpm samba4-devel-4.2.10-15.el6.i686.rpm samba4-libs-4.2.10-15.el6.i686.rpm samba4-pidl-4.2.10-15.el6.i686.rpm samba4-python-4.2.10-15.el6.i686.rpm samba4-test-4.2.10-15.el6.i686.rpm samba4-winbind-4.2.10-15.el6.i686.rpm samba4-winbind-clients-4.2.10-15.el6.i686.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.i686.rpm x86_64: samba4-4.2.10-15.el6.x86_64.rpm samba4-client-4.2.10-15.el6.x86_64.rpm samba4-common-4.2.10-15.el6.x86_64.rpm samba4-dc-4.2.10-15.el6.x86_64.rpm samba4-dc-libs-4.2.10-15.el6.x86_64.rpm samba4-debuginfo-4.2.10-15.el6.x86_64.rpm samba4-devel-4.2.10-15.el6.x86_64.rpm samba4-libs-4.2.10-15.el6.x86_64.rpm samba4-pidl-4.2.10-15.el6.x86_64.rpm samba4-python-4.2.10-15.el6.x86_64.rpm samba4-test-4.2.10-15.el6.x86_64.rpm samba4-winbind-4.2.10-15.el6.x86_64.rpm samba4-winbind-clients-4.2.10-15.el6.x86_64.rpm samba4-winbind-krb5-locator-4.2.10-15.el6.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-2018-1050 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-US/red_hat_enterprise_linux/6/html/6.10_release_notes/index.html https://access.redhat.com/documentation/en-US/red_hat_enterprise_linux/6/html/6.10_technical_notes/index.html 8. Contact: The Red Hat security contact is |