-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2016:2105-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2016:2105.html Issue date: 2016-10-25 CVE Names: CVE-2016-5195 ==================================================================== 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 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 Desktop (v. 6): Source: kernel-2.6.32-642.6.2.el6.src.rpm i386: kernel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-devel-2.6.32-642.6.2.el6.i686.rpm kernel-headers-2.6.32-642.6.2.el6.i686.rpm perf-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-642.6.2.el6.noarch.rpm kernel-doc-2.6.32-642.6.2.el6.noarch.rpm kernel-firmware-2.6.32-642.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm kernel-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-headers-2.6.32-642.6.2.el6.x86_64.rpm perf-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: kernel-2.6.32-642.6.2.el6.src.rpm noarch: kernel-abi-whitelists-2.6.32-642.6.2.el6.noarch.rpm kernel-doc-2.6.32-642.6.2.el6.noarch.rpm kernel-firmware-2.6.32-642.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm kernel-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-headers-2.6.32-642.6.2.el6.x86_64.rpm perf-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): x86_64: kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: kernel-2.6.32-642.6.2.el6.src.rpm i386: kernel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-devel-2.6.32-642.6.2.el6.i686.rpm kernel-headers-2.6.32-642.6.2.el6.i686.rpm perf-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-642.6.2.el6.noarch.rpm kernel-doc-2.6.32-642.6.2.el6.noarch.rpm kernel-firmware-2.6.32-642.6.2.el6.noarch.rpm ppc64: kernel-2.6.32-642.6.2.el6.ppc64.rpm kernel-bootwrapper-2.6.32-642.6.2.el6.ppc64.rpm kernel-debug-2.6.32-642.6.2.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm kernel-debug-devel-2.6.32-642.6.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-642.6.2.el6.ppc64.rpm kernel-devel-2.6.32-642.6.2.el6.ppc64.rpm kernel-headers-2.6.32-642.6.2.el6.ppc64.rpm perf-2.6.32-642.6.2.el6.ppc64.rpm perf-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm s390x: kernel-2.6.32-642.6.2.el6.s390x.rpm kernel-debug-2.6.32-642.6.2.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.s390x.rpm kernel-debug-devel-2.6.32-642.6.2.el6.s390x.rpm kernel-debuginfo-2.6.32-642.6.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-642.6.2.el6.s390x.rpm kernel-devel-2.6.32-642.6.2.el6.s390x.rpm kernel-headers-2.6.32-642.6.2.el6.s390x.rpm kernel-kdump-2.6.32-642.6.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-642.6.2.el6.s390x.rpm kernel-kdump-devel-2.6.32-642.6.2.el6.s390x.rpm perf-2.6.32-642.6.2.el6.s390x.rpm perf-debuginfo-2.6.32-642.6.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.s390x.rpm x86_64: kernel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm kernel-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-headers-2.6.32-642.6.2.el6.x86_64.rpm perf-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-642.6.2.el6.ppc64.rpm perf-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm python-perf-2.6.32-642.6.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-642.6.2.el6.s390x.rpm kernel-debuginfo-2.6.32-642.6.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-642.6.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-642.6.2.el6.s390x.rpm perf-debuginfo-2.6.32-642.6.2.el6.s390x.rpm python-perf-2.6.32-642.6.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: kernel-2.6.32-642.6.2.el6.src.rpm i386: kernel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-devel-2.6.32-642.6.2.el6.i686.rpm kernel-headers-2.6.32-642.6.2.el6.i686.rpm perf-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-642.6.2.el6.noarch.rpm kernel-doc-2.6.32-642.6.2.el6.noarch.rpm kernel-firmware-2.6.32-642.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm kernel-devel-2.6.32-642.6.2.el6.x86_64.rpm kernel-headers-2.6.32-642.6.2.el6.x86_64.rpm perf-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm python-perf-2.6.32-642.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm python-perf-2.6.32-642.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-642.6.2.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-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 iD4DBQFYEJcBXlSAg2UNWIIRAiWLAKCCzQq/hlgGpFbZwm1VmGEtsf8qbwCYhOVp coEi7YBOAF6JIj/7g1jNNg==enSu -----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 Desktop (v. 6):
Source:
kernel-2.6.32-642.6.2.el6.src.rpm
i386:
kernel-2.6.32-642.6.2.el6.i686.rpm
kernel-debug-2.6.32-642.6.2.el6.i686.rpm
kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm
kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm
kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm
kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm
kernel-devel-2.6.32-642.6.2.el6.i686.rpm
kernel-headers-2.6.32-642.6.2.el6.i686.rpm
perf-2.6.32-642.6.2.el6.i686.rpm
perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm
python-perf-debuginfo-2.6.32-642.6.2.el6.i686.rpm
noarch:
kernel-abi-whitelists-2.6.32-642.6.2.el6.noarch.rpm
kernel-doc-2.6.32-642.6.2.el6.noarch.rpm
kernel-firmware-2.6.32-642.6.2.el6.noarch.rpm
x86_64:
kernel-2.6.32-642.6.2.el6.x86_64.rpm
kernel-debug-2.6.32-642.6.2.el6.x86_64.rpm
kernel-debug-debuginfo-2.6.32-642.6.2.el6.i686.rpm
kernel-debug-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm
kernel-debug-devel-2.6.32-642.6.2.el6.i686.rpm
kernel-debug-devel-2.6.32-642.6.2.el6.x86_64.rpm
kernel-debuginfo-2.6.32-642.6.2.el6.i686.rpm
kernel-debuginfo-2.6.32-642.6.2.el6.x86_64.rpm
kernel-debuginfo-common-i686-2.6.32-642.6.2.el6.i686.rpm
kernel-debuginfo-common-x86_64-2.6.32-642.6.2.el6.x86_64.rpm
kernel-devel-2.6.32-642.6.2.el6.x86_64.rpm
Read the Full Advisory
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 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 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
1384344 - CVE-2016-5195 kernel: mm: privilege escalation via MAP_PRIVATE COW breakage
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