-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2017:2429-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:2429 Issue date: 2017-08-08 CVE Names: CVE-2017-7895 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. 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 HPC Node EUS (v. 6.7) - noarch, x86_64 Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) - x86_64 Red Hat Enterprise Linux Server EUS (v. 6.7) - i386, noarch, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 6.7) - i386, ppc64, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lacked certain checks for the end of a buffer. A remote attacker could trigger a pointer-arithmetic error or possibly cause other unspecified impacts using crafted requests related to fs/nfsd/nfs3xdr.c and fs/nfsd/nfsxdr.c. (CVE-2017-7895, Important) Red Hat would like to thank Ari Kauppi for reporting this issue. Bug Fix(es): * If a VFC port became unmapped in the VIOS, it sometimes did not respond with a CRQ init complete following the H_REG_CRQ() call. As a consequence, scsi_block_requests were called until the init complete occurred. If not, I/O requests were hung. The provided patch ensures the host action stays set to IBMVFC_HOST_ACTION_TGT_DEL so that all rports are moved into devloss state unless an init complete is received. (BZ#1460210) 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/): 1446103 - CVE-2017-7895 kernel: NFSv3 server does not properly handle payload bounds checking of WRITE requests 6. Package List: Red Hat Enterprise Linux HPC Node EUS (v. 6.7): Source: kernel-2.6.32-573.45.1.el6.src.rpm noarch: kernel-abi-whitelists-2.6.32-573.45.1.el6.noarch.rpm kernel-doc-2.6.32-573.45.1.el6.noarch.rpm kernel-firmware-2.6.32-573.45.1.el6.noarch.rpm x86_64: kernel-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-573.45.1.el6.i686.rpm kernel-debug-devel-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-573.45.1.el6.x86_64.rpm kernel-devel-2.6.32-573.45.1.el6.x86_64.rpm kernel-headers-2.6.32-573.45.1.el6.x86_64.rpm perf-2.6.32-573.45.1.el6.x86_64.rpm perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7): x86_64: kernel-debug-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-573.45.1.el6.x86_64.rpm perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm python-perf-2.6.32-573.45.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 6.7): Source: kernel-2.6.32-573.45.1.el6.src.rpm i386: kernel-2.6.32-573.45.1.el6.i686.rpm kernel-debug-2.6.32-573.45.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debug-devel-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-573.45.1.el6.i686.rpm kernel-devel-2.6.32-573.45.1.el6.i686.rpm kernel-headers-2.6.32-573.45.1.el6.i686.rpm perf-2.6.32-573.45.1.el6.i686.rpm perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-573.45.1.el6.noarch.rpm kernel-doc-2.6.32-573.45.1.el6.noarch.rpm kernel-firmware-2.6.32-573.45.1.el6.noarch.rpm ppc64: kernel-2.6.32-573.45.1.el6.ppc64.rpm kernel-bootwrapper-2.6.32-573.45.1.el6.ppc64.rpm kernel-debug-2.6.32-573.45.1.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm kernel-debug-devel-2.6.32-573.45.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-573.45.1.el6.ppc64.rpm kernel-devel-2.6.32-573.45.1.el6.ppc64.rpm kernel-headers-2.6.32-573.45.1.el6.ppc64.rpm perf-2.6.32-573.45.1.el6.ppc64.rpm perf-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm s390x: kernel-2.6.32-573.45.1.el6.s390x.rpm kernel-debug-2.6.32-573.45.1.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.s390x.rpm kernel-debug-devel-2.6.32-573.45.1.el6.s390x.rpm kernel-debuginfo-2.6.32-573.45.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-573.45.1.el6.s390x.rpm kernel-devel-2.6.32-573.45.1.el6.s390x.rpm kernel-headers-2.6.32-573.45.1.el6.s390x.rpm kernel-kdump-2.6.32-573.45.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-573.45.1.el6.s390x.rpm kernel-kdump-devel-2.6.32-573.45.1.el6.s390x.rpm perf-2.6.32-573.45.1.el6.s390x.rpm perf-debuginfo-2.6.32-573.45.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.s390x.rpm x86_64: kernel-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-573.45.1.el6.i686.rpm kernel-debug-devel-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-573.45.1.el6.x86_64.rpm kernel-devel-2.6.32-573.45.1.el6.x86_64.rpm kernel-headers-2.6.32-573.45.1.el6.x86_64.rpm perf-2.6.32-573.45.1.el6.x86_64.rpm perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional EUS (v. 6.7): i386: kernel-debug-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-2.6.32-573.45.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-573.45.1.el6.i686.rpm perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm python-perf-2.6.32-573.45.1.el6.i686.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-573.45.1.el6.ppc64.rpm perf-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm python-perf-2.6.32-573.45.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-573.45.1.el6.s390x.rpm kernel-debuginfo-2.6.32-573.45.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-573.45.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-573.45.1.el6.s390x.rpm perf-debuginfo-2.6.32-573.45.1.el6.s390x.rpm python-perf-2.6.32-573.45.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-573.45.1.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-573.45.1.el6.x86_64.rpm perf-debuginfo-2.6.32-573.45.1.el6.x86_64.rpm python-perf-2.6.32-573.45.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-573.45.1.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-2017-7895 https://access.redhat.com/security/updates/classification/#important 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 iD8DBQFZiZt5XlSAg2UNWIIRAg6DAJ0WsJ0lj2sQh8HNKoSgZypObfa5tQCdGS79 1RjgNxPGb2RchahUwhBJBk4= =AxFU -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce