drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in Linux
Name: |
Ausführen beliebiger Kommandos in Linux |
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ID: |
RHSA-2017:0403-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Fr, 3. März 2017, 00:12 |
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Referenzen: |
https://access.redhat.com/articles/2039563
https://access.redhat.com/security/cve/CVE-2017-6074 |
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Applikationen: |
Linux |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
===================================================================== Red Hat Security Advisory
Synopsis: Important: kernel security update Advisory ID: RHSA-2017:0403-01 Product: Red Hat Enterprise Linux Advisory URL: https://rhn.redhat.com/errata/RHSA-2017-0403.html Issue date: 2017-03-02 CVE Names: CVE-2017-6074 =====================================================================
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 use-after-free flaw was found in the way the Linux kernel's Datagram Congestion Control Protocol (DCCP) implementation freed SKB (socket buffer) resources for a DCCP_PKT_REQUEST packet when the IPV6_RECVPKTINFO option is set on the socket. A local, unprivileged user could use this flaw to alter the kernel memory, allowing them to escalate their privileges on the system. (CVE-2017-6074, Important)
Red Hat would like to thank Andrey Konovalov (Google) 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/):
1423071 - CVE-2017-6074 kernel: use after free in dccp protocol
6. Package List:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.1):
Source: kernel-3.10.0-229.49.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-229.49.1.el7.noarch.rpm kernel-doc-3.10.0-229.49.1.el7.noarch.rpm
x86_64: kernel-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.49.1.el7.x86_64.rpm kernel-devel-3.10.0-229.49.1.el7.x86_64.rpm kernel-headers-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-229.49.1.el7.x86_64.rpm perf-3.10.0-229.49.1.el7.x86_64.rpm perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1):
x86_64: kernel-debug-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-229.49.1.el7.x86_64.rpm perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm python-perf-3.10.0-229.49.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.1):
Source: kernel-3.10.0-229.49.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-229.49.1.el7.noarch.rpm kernel-doc-3.10.0-229.49.1.el7.noarch.rpm
ppc64: kernel-3.10.0-229.49.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-229.49.1.el7.ppc64.rpm kernel-debug-3.10.0-229.49.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-229.49.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-229.49.1.el7.ppc64.rpm kernel-devel-3.10.0-229.49.1.el7.ppc64.rpm kernel-headers-3.10.0-229.49.1.el7.ppc64.rpm kernel-tools-3.10.0-229.49.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-229.49.1.el7.ppc64.rpm perf-3.10.0-229.49.1.el7.ppc64.rpm perf-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm
s390x: kernel-3.10.0-229.49.1.el7.s390x.rpm kernel-debug-3.10.0-229.49.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-229.49.1.el7.s390x.rpm kernel-debug-devel-3.10.0-229.49.1.el7.s390x.rpm kernel-debuginfo-3.10.0-229.49.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-229.49.1.el7.s390x.rpm kernel-devel-3.10.0-229.49.1.el7.s390x.rpm kernel-headers-3.10.0-229.49.1.el7.s390x.rpm kernel-kdump-3.10.0-229.49.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-229.49.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-229.49.1.el7.s390x.rpm perf-3.10.0-229.49.1.el7.s390x.rpm perf-debuginfo-3.10.0-229.49.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.s390x.rpm
x86_64: kernel-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.49.1.el7.x86_64.rpm kernel-devel-3.10.0-229.49.1.el7.x86_64.rpm kernel-headers-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-229.49.1.el7.x86_64.rpm perf-3.10.0-229.49.1.el7.x86_64.rpm perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.1):
Source: kernel-3.10.0-229.49.1.ael7b.src.rpm
noarch: kernel-abi-whitelists-3.10.0-229.49.1.ael7b.noarch.rpm kernel-doc-3.10.0-229.49.1.ael7b.noarch.rpm
ppc64le: kernel-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-bootwrapper-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debug-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debug-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-devel-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-headers-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-tools-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-tools-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-tools-libs-3.10.0-229.49.1.ael7b.ppc64le.rpm perf-3.10.0-229.49.1.ael7b.ppc64le.rpm perf-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm python-perf-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.1):
ppc64: kernel-debug-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-229.49.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-229.49.1.el7.ppc64.rpm perf-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm python-perf-3.10.0-229.49.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.ppc64.rpm
s390x: kernel-debug-debuginfo-3.10.0-229.49.1.el7.s390x.rpm kernel-debuginfo-3.10.0-229.49.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-229.49.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-229.49.1.el7.s390x.rpm perf-debuginfo-3.10.0-229.49.1.el7.s390x.rpm python-perf-3.10.0-229.49.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.s390x.rpm
x86_64: kernel-debug-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-229.49.1.el7.x86_64.rpm perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm python-perf-3.10.0-229.49.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-229.49.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.1):
ppc64le: kernel-debug-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debug-devel-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-tools-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm kernel-tools-libs-devel-3.10.0-229.49.1.ael7b.ppc64le.rpm perf-debuginfo-3.10.0-229.49.1.ael7b.ppc64le.rpm python-perf-3.10.0-229.49.1.ael7b.ppc64le.rpm python-perf-debuginfo-3.10.0-229.49.1.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-2017-6074 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/2039563
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
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