Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0246 Moderate: kernel-alt security, bug fix, and enhancement update 30 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kernel-alt Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Impact/Access: Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-10840 Reference: ESB-2018.2515.3 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:0162 - --------------------------BEGIN INCLUDED TEXT-------------------- ===================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel-alt security, bug fix, and enhancement update Advisory ID: RHSA-2019:0162-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:0162 Issue date: 2019-01-29 CVE Names: CVE-2018-10840 ===================================================================== 1. Summary: An update for kernel-alt 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 for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le 3. Description: The kernel-alt packages provide the Linux kernel version 4.x. Security Fix(es): * kernel: Heap-based buffer overflow in fs/ext4/xattr.c:ext4_xattr_set_entry() with crafted ext4 image (CVE-2018-10840) 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. Bug Fix(es): These updated kernel-alt packages include also numerous bug fixes and enhancements. Space precludes documenting all of the bug fixes in this advisory. See the descriptions in the related Knowledge Article: https://access.redhat.com/articles/3824202 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 system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1582346 - CVE-2018-10840 kernel: Heap-based buffer overflow in fs/ext4/xattr.c:ext4_xattr_set_entry() with crafted ext4 image 6. Package List: Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): Source: kernel-alt-4.14.0-115.5.1.el7a.src.rpm aarch64: kernel-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debug-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debug-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debug-devel-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debuginfo-common-aarch64-4.14.0-115.5.1.el7a.aarch64.rpm kernel-devel-4.14.0-115.5.1.el7a.aarch64.rpm kernel-headers-4.14.0-115.5.1.el7a.aarch64.rpm kernel-tools-4.14.0-115.5.1.el7a.aarch64.rpm kernel-tools-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-tools-libs-4.14.0-115.5.1.el7a.aarch64.rpm perf-4.14.0-115.5.1.el7a.aarch64.rpm perf-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm python-perf-4.14.0-115.5.1.el7a.aarch64.rpm python-perf-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm noarch: kernel-abi-whitelists-4.14.0-115.5.1.el7a.noarch.rpm kernel-doc-4.14.0-115.5.1.el7a.noarch.rpm ppc64le: kernel-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-bootwrapper-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debug-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debug-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-devel-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-headers-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-tools-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-tools-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-tools-libs-4.14.0-115.5.1.el7a.ppc64le.rpm perf-4.14.0-115.5.1.el7a.ppc64le.rpm perf-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm python-perf-4.14.0-115.5.1.el7a.ppc64le.rpm python-perf-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm s390x: kernel-4.14.0-115.5.1.el7a.s390x.rpm kernel-debug-4.14.0-115.5.1.el7a.s390x.rpm kernel-debug-debuginfo-4.14.0-115.5.1.el7a.s390x.rpm kernel-debug-devel-4.14.0-115.5.1.el7a.s390x.rpm kernel-debuginfo-4.14.0-115.5.1.el7a.s390x.rpm kernel-debuginfo-common-s390x-4.14.0-115.5.1.el7a.s390x.rpm kernel-devel-4.14.0-115.5.1.el7a.s390x.rpm kernel-headers-4.14.0-115.5.1.el7a.s390x.rpm kernel-kdump-4.14.0-115.5.1.el7a.s390x.rpm kernel-kdump-debuginfo-4.14.0-115.5.1.el7a.s390x.rpm kernel-kdump-devel-4.14.0-115.5.1.el7a.s390x.rpm perf-4.14.0-115.5.1.el7a.s390x.rpm perf-debuginfo-4.14.0-115.5.1.el7a.s390x.rpm python-perf-4.14.0-115.5.1.el7a.s390x.rpm python-perf-debuginfo-4.14.0-115.5.1.el7a.s390x.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): aarch64: kernel-debug-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-debuginfo-common-aarch64-4.14.0-115.5.1.el7a.aarch64.rpm kernel-tools-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm kernel-tools-libs-devel-4.14.0-115.5.1.el7a.aarch64.rpm perf-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm python-perf-debuginfo-4.14.0-115.5.1.el7a.aarch64.rpm noarch: kernel-doc-4.14.0-115.5.1.el7a.noarch.rpm ppc64le: kernel-debug-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debug-devel-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-tools-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm kernel-tools-libs-devel-4.14.0-115.5.1.el7a.ppc64le.rpm perf-debuginfo-4.14.0-115.5.1.el7a.ppc64le.rpm python-perf-debuginfo-4.14.0-115.5.1.el7a.ppc64le.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-2018-10840 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXFDlumaOgq3Tt24GAQh2dBAAvKjAzG5viOWptQJ7cLnD4eaW8DdhqtRb VwqUy2b5fHAdcMIUNgF7QNKQgqFU/GHJrAhpj8YGPiIcPaU/eLWSqOJhdSQ1qXeq jK1L2j5EDbFM2ZH6H3lZ1D92mprz+HvZaFscq0P+07YLKnK7i8y0/69wf9TGSXih LlArR8fc5QHRUN7f3KcWIbVQVfyn9NfM+SGLbEWQ3pQ61v0SneRXs11T9k+cd9h3 JULKBhbv3eOW5NOKMmPtUh3DcSNnF3LVWuwtSFWc4sfYt7KVPWwnGIfGVKy7ytAP xClYFN8Pk5DJYIvxiQWPxSb5dEbLL35JqDICseC90ixXrlz0Rd14bz7UM5YDVcSM PiTCcK5NZTanIyExmIX/1yRlAY8bC+tY9XfUpGix8hJs+q01eE5b5WR2LvoaDjVt MmP4qYvqeELg6uNc9dPXXHDwB/ADx4I9WrTWJDDk5pjhGATKdDPFUt5hJnvZFlGw C/2R/t9ZTMMHYHAddW7sqdCTOWAPpAlLSQ8xGl6KUrGmGqQOQDVH708OF0DDALNQ lYia0j/qCbPm4T+i4zS47iv+/EylEpv+VqJnBgcNPpua/FMakR95BRuuMT6swu63 Ik0sv9yd2YJM9Tng3RP49mIcm6BiZaL/QWd7oZzRVJvuAqYoh7khYBtlOIfk/xp6 WXeslkS4X5I= =4NBf -----END PGP SIGNATURE-----