-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2018:2846-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2018:2846 Issue date: 2018-10-09 CVE Names: CVE-2018-5391 CVE-2018-14634 ===================================================================== 1. Summary: An update for kernel 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, noarch, x86_64 Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64 Red Hat Enterprise Linux HPC Node (v. 6) - noarch, x86_64 Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, noarch, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * A flaw named FragmentSmack was found in the way the Linux kernel handled reassembly of fragmented IPv4 and IPv6 packets. A remote attacker could use this flaw to trigger time and calculation expensive fragment reassembly algorithm by sending specially crafted packets which could lead to a CPU saturation and hence a denial of service on the system. (CVE-2018-5391) * kernel: Integer overflow in Linux's create_elf_tables function (CVE-2018-14634) 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 Juha-Matti Tilli (Aalto University - Department of Communications and Networking and Nokia Bell Labs) for reporting CVE-2018-5391 and Qualys Research Labs for reporting CVE-2018-14634. Bug Fix(es): These updated kernel packages include also numerous bug fixes. Space precludes documenting all of the bug fixes in this advisory. See the descriptions in the related Knowledge Article: https://access.redhat.com/articles/3635371 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/): 1609664 - CVE-2018-5391 kernel: IP fragments with random offsets allow a remote denial of service (FragmentSmack) 1616397 - kernel-2.6.32-754.3.5.el6.x86_64 crash on Dell Inc. PowerEdge 1950 1624498 - CVE-2018-14634 kernel: Integer overflow in Linux's create_elf_tables function 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: kernel-2.6.32-754.6.3.el6.src.rpm i386: kernel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-devel-2.6.32-754.6.3.el6.i686.rpm kernel-headers-2.6.32-754.6.3.el6.i686.rpm perf-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-754.6.3.el6.noarch.rpm kernel-doc-2.6.32-754.6.3.el6.noarch.rpm kernel-firmware-2.6.32-754.6.3.el6.noarch.rpm x86_64: kernel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm kernel-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-headers-2.6.32-754.6.3.el6.x86_64.rpm perf-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: kernel-2.6.32-754.6.3.el6.src.rpm noarch: kernel-abi-whitelists-2.6.32-754.6.3.el6.noarch.rpm kernel-doc-2.6.32-754.6.3.el6.noarch.rpm kernel-firmware-2.6.32-754.6.3.el6.noarch.rpm x86_64: kernel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm kernel-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-headers-2.6.32-754.6.3.el6.x86_64.rpm perf-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): x86_64: kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: kernel-2.6.32-754.6.3.el6.src.rpm i386: kernel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-devel-2.6.32-754.6.3.el6.i686.rpm kernel-headers-2.6.32-754.6.3.el6.i686.rpm perf-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-754.6.3.el6.noarch.rpm kernel-doc-2.6.32-754.6.3.el6.noarch.rpm kernel-firmware-2.6.32-754.6.3.el6.noarch.rpm ppc64: kernel-2.6.32-754.6.3.el6.ppc64.rpm kernel-bootwrapper-2.6.32-754.6.3.el6.ppc64.rpm kernel-debug-2.6.32-754.6.3.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm kernel-debug-devel-2.6.32-754.6.3.el6.ppc64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-754.6.3.el6.ppc64.rpm kernel-devel-2.6.32-754.6.3.el6.ppc64.rpm kernel-headers-2.6.32-754.6.3.el6.ppc64.rpm perf-2.6.32-754.6.3.el6.ppc64.rpm perf-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm s390x: kernel-2.6.32-754.6.3.el6.s390x.rpm kernel-debug-2.6.32-754.6.3.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.s390x.rpm kernel-debug-devel-2.6.32-754.6.3.el6.s390x.rpm kernel-debuginfo-2.6.32-754.6.3.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-754.6.3.el6.s390x.rpm kernel-devel-2.6.32-754.6.3.el6.s390x.rpm kernel-headers-2.6.32-754.6.3.el6.s390x.rpm kernel-kdump-2.6.32-754.6.3.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-754.6.3.el6.s390x.rpm kernel-kdump-devel-2.6.32-754.6.3.el6.s390x.rpm perf-2.6.32-754.6.3.el6.s390x.rpm perf-debuginfo-2.6.32-754.6.3.el6.s390x.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.s390x.rpm x86_64: kernel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm kernel-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-headers-2.6.32-754.6.3.el6.x86_64.rpm perf-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-754.6.3.el6.ppc64.rpm perf-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm python-perf-2.6.32-754.6.3.el6.ppc64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-754.6.3.el6.s390x.rpm kernel-debuginfo-2.6.32-754.6.3.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-754.6.3.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-754.6.3.el6.s390x.rpm perf-debuginfo-2.6.32-754.6.3.el6.s390x.rpm python-perf-2.6.32-754.6.3.el6.s390x.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: kernel-2.6.32-754.6.3.el6.src.rpm i386: kernel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-devel-2.6.32-754.6.3.el6.i686.rpm kernel-headers-2.6.32-754.6.3.el6.i686.rpm perf-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-754.6.3.el6.noarch.rpm kernel-doc-2.6.32-754.6.3.el6.noarch.rpm kernel-firmware-2.6.32-754.6.3.el6.noarch.rpm x86_64: kernel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debug-devel-2.6.32-754.6.3.el6.i686.rpm kernel-debug-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm kernel-devel-2.6.32-754.6.3.el6.x86_64.rpm kernel-headers-2.6.32-754.6.3.el6.x86_64.rpm perf-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-2.6.32-754.6.3.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-754.6.3.el6.i686.rpm perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm python-perf-2.6.32-754.6.3.el6.i686.rpm python-perf-debuginfo-2.6.32-754.6.3.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-754.6.3.el6.x86_64.rpm perf-debuginfo-2.6.32-754.6.3.el6.x86_64.rpm python-perf-2.6.32-754.6.3.el6.x86_64.rpm python-perf-debuginfo-2.6.32-754.6.3.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-2018-5391 https://access.redhat.com/security/cve/CVE-2018-14634 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/3635371 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2018 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBW7zOftzjgjWX9erEAQiEUQ/7Bf7ZNzQRjVsC0KxJrld/vbiMofOVmmlH MxMQi+jt6lID6OUNFhV/r0393RFmQjiyhz+mfsEPgJqbc3EorYw9IbEc8Wc+RQUt mCs9OJDm+D0lObphSVhjRyzntXQYZMag7/wt34HuaAUPxW9mQhbOIMGxS2UxdbE3 r2I9+2tfY6t5COqrzuWzryq7j/Ib/+pVcICs27IhNepaT4V5nfS8SxYe12ixSXpE l1DEAA7Px+JDs6/kOfQjn9h+LqHSBpvEGOi7YGQave7LgVCcPbdpp8LgGW1QA7ux UqQq5+bKpuAal1Im01GBMKg7KYQiH3TPer/YVsboiUDSTvBQ142zaCxtmBWCVuhM 6pD49EERzN+m8VdnB4+dJiqp5sYyYb3afeCGnPUUaHvva5HKa0ip8fqtCbQ+6OWw 9kLwFNCWB4JmCUKLWCMK77Z0SPwl6CUn5c+xh/RzpADeFKa1xLcY3pHQ5WCckNJ5 +yrbAwgspaHv6IGzlQbceQOT3zj2uO8CeHZLnHdaTJhzbLEKq/ljyhcVJHVcQpXf 6CIEhzlME3SqZtNjvbXe0W3byJWyqG2dLuHp5NivQ2vkXTQfTHIvfFtVZo8ltm9u zHzDesYpxOoQvWE7ZITypbhXK9z2DHuGBUHBRHMVwUekMzHFUqUzjkuTlTJ4kipK n8pOg6WjsAM= =7bHz -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce