-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2016:2118-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2016:2118.html Issue date: 2016-10-26 CVE Names: CVE-2016-5195 ==================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7.1 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 ComputeNode EUS (v. 7.1) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.1) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.1) - ppc64, ppc64le, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write (COW) breakage of private read-only memory mappings. An unprivileged, local user could use this flaw to gain write access to otherwise read-only memory mappings and thus increase their privileges on the system. (CVE-2016-5195, Important) Red Hat would like to thank Phil Oester for reporting this issue. 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/): 1384344 - CVE-2016-5195 kernel: mm: privilege escalation via MAP_PRIVATE COW breakage 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.1): Source: kernel-3.10.0-229.42.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-229.42.2.el7.noarch.rpm kernel-doc-3.10.0-229.42.2.el7.noarch.rpm x86_64: kernel-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm kernel-devel-3.10.0-229.42.2.el7.x86_64.rpm kernel-headers-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-229.42.2.el7.x86_64.rpm perf-3.10.0-229.42.2.el7.x86_64.rpm perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1): x86_64: kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-229.42.2.el7.x86_64.rpm perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm python-perf-3.10.0-229.42.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.1): Source: kernel-3.10.0-229.42.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-229.42.2.el7.noarch.rpm kernel-doc-3.10.0-229.42.2.el7.noarch.rpm ppc64: kernel-3.10.0-229.42.2.el7.ppc64.rpm kernel-bootwrapper-3.10.0-229.42.2.el7.ppc64.rpm kernel-debug-3.10.0-229.42.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-debug-devel-3.10.0-229.42.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-229.42.2.el7.ppc64.rpm kernel-devel-3.10.0-229.42.2.el7.ppc64.rpm kernel-headers-3.10.0-229.42.2.el7.ppc64.rpm kernel-tools-3.10.0-229.42.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-tools-libs-3.10.0-229.42.2.el7.ppc64.rpm perf-3.10.0-229.42.2.el7.ppc64.rpm perf-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm s390x: kernel-3.10.0-229.42.2.el7.s390x.rpm kernel-debug-3.10.0-229.42.2.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-229.42.2.el7.s390x.rpm kernel-debug-devel-3.10.0-229.42.2.el7.s390x.rpm kernel-debuginfo-3.10.0-229.42.2.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-229.42.2.el7.s390x.rpm kernel-devel-3.10.0-229.42.2.el7.s390x.rpm kernel-headers-3.10.0-229.42.2.el7.s390x.rpm kernel-kdump-3.10.0-229.42.2.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-229.42.2.el7.s390x.rpm kernel-kdump-devel-3.10.0-229.42.2.el7.s390x.rpm perf-3.10.0-229.42.2.el7.s390x.rpm perf-debuginfo-3.10.0-229.42.2.el7.s390x.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.s390x.rpm x86_64: kernel-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm kernel-devel-3.10.0-229.42.2.el7.x86_64.rpm kernel-headers-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-229.42.2.el7.x86_64.rpm perf-3.10.0-229.42.2.el7.x86_64.rpm perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.1): Source: kernel-3.10.0-229.42.2.ael7b.src.rpm noarch: kernel-abi-whitelists-3.10.0-229.42.2.ael7b.noarch.rpm kernel-doc-3.10.0-229.42.2.ael7b.noarch.rpm ppc64le: kernel-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-bootwrapper-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debug-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debug-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-devel-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-headers-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-tools-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-tools-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-tools-libs-3.10.0-229.42.2.ael7b.ppc64le.rpm perf-3.10.0-229.42.2.ael7b.ppc64le.rpm perf-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm python-perf-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.1): ppc64: kernel-debug-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-229.42.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-229.42.2.el7.ppc64.rpm perf-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm python-perf-3.10.0-229.42.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.ppc64.rpm s390x: kernel-debug-debuginfo-3.10.0-229.42.2.el7.s390x.rpm kernel-debuginfo-3.10.0-229.42.2.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-229.42.2.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-229.42.2.el7.s390x.rpm perf-debuginfo-3.10.0-229.42.2.el7.s390x.rpm python-perf-3.10.0-229.42.2.el7.s390x.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.s390x.rpm x86_64: kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-229.42.2.el7.x86_64.rpm perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm python-perf-3.10.0-229.42.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.1): ppc64le: kernel-debug-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debug-devel-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-tools-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm kernel-tools-libs-devel-3.10.0-229.42.2.ael7b.ppc64le.rpm perf-debuginfo-3.10.0-229.42.2.ael7b.ppc64le.rpm python-perf-3.10.0-229.42.2.ael7b.ppc64le.rpm python-perf-debuginfo-3.10.0-229.42.2.ael7b.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-2016-5195 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/security/vulnerabilities/DirtyCow 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact Copyright 2016 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFYEP8eXlSAg2UNWIIRAo3nAJkBIY478UiXZN8llmLyDhRMEfES8ACeLMDw IlHiVaIgenYimWedWzqU0Fk=i9jP -----END PGP SIGNATURE----- -- Enterprise-watch-list mailing list This email address is being protected from spambots. You need JavaScript enabled to view it.
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.
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* A race condition was found in the way the Linux kernel's memory subsystem
handled the copy-on-write (COW) breakage of private read-only memory
mappings. An unprivileged, local user could use this flaw to gain write
access to otherwise read-only memory mappings and thus increase their
privileges on the system. (CVE-2016-5195, Important)
Red Hat would like to thank Phil Oester for reporting this issue.
https://access.redhat.com/security/cve/CVE-2016-5195 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/security/vulnerabilities/DirtyCow
Red Hat Enterprise Linux ComputeNode EUS (v. 7.1):
Source:
kernel-3.10.0-229.42.2.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-229.42.2.el7.noarch.rpm
kernel-doc-3.10.0-229.42.2.el7.noarch.rpm
x86_64:
kernel-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debug-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm
kernel-devel-3.10.0-229.42.2.el7.x86_64.rpm
kernel-headers-3.10.0-229.42.2.el7.x86_64.rpm
kernel-tools-3.10.0-229.42.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-229.42.2.el7.x86_64.rpm
perf-3.10.0-229.42.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1):
x86_64:
kernel-debug-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-229.42.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-229.42.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-229.42.2.el7.x86_64.rpm
Read the Full Advisory
An update for kernel is now available for Red Hat Enterprise Linux 7.1Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Red Hat Enterprise Linux ComputeNode EUS (v. 7.1) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.1) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.1) - ppc64, ppc64le, s390x, x86_64
1384344 - CVE-2016-5195 kernel: mm: privilege escalation via MAP_PRIVATE COW breakage
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