drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Preisgabe von Informationen in Linux
Name: |
Preisgabe von Informationen in Linux |
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ID: |
RHSA-2017:3315-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Fr, 1. Dezember 2017, 09:24 |
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Referenzen: |
https://access.redhat.com/articles/3253081
https://access.redhat.com/security/cve/CVE-2017-1000380 |
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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 and bug fix update Advisory ID: RHSA-2017:3315-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:3315 Issue date: 2017-11-30 CVE Names: CVE-2017-1000380 =====================================================================
1. Summary:
An update for kernel is now available for Red Hat Enterprise Linux 7.
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 Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
3. Description:
The kernel packages contain the Linux kernel, the core of any Linux operating system.
These updated kernel packages include several security issues and numerous bug fixes, some of which you can see below. Space precludes documenting all of these bug fixes in this advisory. To see the complete list of bug fixes, users are directed to the related Knowledge Article: https://access.redhat.com/articles/3253081
Security Fix(es):
* It was found that the timer functionality in the Linux kernel ALSA subsystem is prone to a race condition between read and ioctl system call handlers, resulting in an uninitialized memory disclosure to user space. A local user could use this flaw to read information belonging to other users. (CVE-2017-1000380, Moderate)
Red Hat would like to thank Alexander Potapenko (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/):
1463311 - CVE-2017-1000380 kernel: information leak due to a data race in ALSA timer
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source: kernel-3.10.0-693.11.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64: kernel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm perf-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: kernel-3.10.0-693.11.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64: kernel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm perf-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: kernel-3.10.0-693.11.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
ppc64: kernel-3.10.0-693.11.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-693.11.1.el7.ppc64.rpm kernel-debug-3.10.0-693.11.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-693.11.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-693.11.1.el7.ppc64.rpm kernel-devel-3.10.0-693.11.1.el7.ppc64.rpm kernel-headers-3.10.0-693.11.1.el7.ppc64.rpm kernel-tools-3.10.0-693.11.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-693.11.1.el7.ppc64.rpm perf-3.10.0-693.11.1.el7.ppc64.rpm perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm python-perf-3.10.0-693.11.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
ppc64le: kernel-3.10.0-693.11.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debug-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.11.1.el7.ppc64le.rpm kernel-devel-3.10.0-693.11.1.el7.ppc64le.rpm kernel-headers-3.10.0-693.11.1.el7.ppc64le.rpm kernel-tools-3.10.0-693.11.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-693.11.1.el7.ppc64le.rpm perf-3.10.0-693.11.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm python-perf-3.10.0-693.11.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
s390x: kernel-3.10.0-693.11.1.el7.s390x.rpm kernel-debug-3.10.0-693.11.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.s390x.rpm kernel-debug-devel-3.10.0-693.11.1.el7.s390x.rpm kernel-debuginfo-3.10.0-693.11.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-693.11.1.el7.s390x.rpm kernel-devel-3.10.0-693.11.1.el7.s390x.rpm kernel-headers-3.10.0-693.11.1.el7.s390x.rpm kernel-kdump-3.10.0-693.11.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-693.11.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-693.11.1.el7.s390x.rpm perf-3.10.0-693.11.1.el7.s390x.rpm perf-debuginfo-3.10.0-693.11.1.el7.s390x.rpm python-perf-3.10.0-693.11.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
x86_64: kernel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm perf-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64: kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-693.11.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.ppc64.rpm perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
ppc64le: kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.11.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
x86_64: kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: kernel-3.10.0-693.11.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64: kernel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm perf-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64: kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.11.1.el7.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-2017-1000380 https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/articles/3253081
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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