drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Linux
Name: |
Mehrere Probleme in Linux |
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ID: |
RHSA-2020:2851-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 7. Juli 2020, 13:25 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2019-14821
https://access.redhat.com/security/cve/CVE-2020-12888
https://access.redhat.com/security/cve/CVE-2019-15916
https://access.redhat.com/security/cve/CVE-2019-18660
https://access.redhat.com/security/cve/CVE-2019-13233
https://access.redhat.com/solutions/5142691
https://access.redhat.com/security/cve/CVE-2018-20169
https://access.redhat.com/security/cve/CVE-2018-7191
https://access.redhat.com/security/cve/CVE-2019-11487
https://access.redhat.com/security/cve/CVE-2019-3901 |
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Applikationen: |
Linux |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2020:2851-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2851 Issue date: 2020-07-07 CVE Names: CVE-2018-7191 CVE-2018-20169 CVE-2019-3901 CVE-2019-11487 CVE-2019-13233 CVE-2019-14821 CVE-2019-15916 CVE-2019-18660 CVE-2020-12888 =====================================================================
1. Summary:
An update for kernel is now available for Red Hat Enterprise Linux 7.6 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. 7.6) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, x86_64
3. Description:
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)
* Kernel: KVM: OOB memory access via mmio ring buffer (CVE-2019-14821)
* Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario (CVE-2020-12888)
* kernel: denial of service via ioctl call in network tun handling (CVE-2018-7191)
* kernel: usb: missing size check in the __usb_get_extra_descriptor() leading to DoS (CVE-2018-20169)
* kernel: perf_event_open() and execve() race in setuid programs allows a data leak (CVE-2019-3901)
* kernel: use-after-free in arch/x86/lib/insn-eval.c (CVE-2019-13233)
* kernel: memory leak in register_queue_kobjects() in net/core/net-sysfs.c leads to denial of service (CVE-2019-15916)
* kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure (CVE-2019-18660)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Bug Fix(es):
* kernel: hw: provide reporting and microcode mitigation toggle for CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840677)
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/):
1660385 - CVE-2018-20169 kernel: usb: missing size check in the __usb_get_extra_descriptor() leading to DoS 1701245 - CVE-2019-3901 kernel: perf_event_open() and execve() race in setuid programs allows a data leak 1703063 - CVE-2019-11487 kernel: Count overflow in FUSE request leading to use-after-free issues. 1716328 - CVE-2018-7191 kernel: denial of service via ioctl call in network tun handling 1727756 - CVE-2019-13233 kernel: use-after-free in arch/x86/lib/insn-eval.c 1746708 - CVE-2019-14821 Kernel: KVM: OOB memory access via mmio ring buffer 1750813 - CVE-2019-15916 kernel: memory leak in register_queue_kobjects() in net/core/net-sysfs.c leads to denial of service 1777825 - CVE-2019-18660 kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure 1836244 - CVE-2020-12888 Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario
6. Package List:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
Source: kernel-3.10.0-957.56.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-957.56.1.el7.noarch.rpm kernel-doc-3.10.0-957.56.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-957.56.1.el7.x86_64.rpm kernel-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.56.1.el7.x86_64.rpm kernel-devel-3.10.0-957.56.1.el7.x86_64.rpm kernel-headers-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-957.56.1.el7.x86_64.rpm perf-3.10.0-957.56.1.el7.x86_64.rpm perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm python-perf-3.10.0-957.56.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
x86_64: kernel-debug-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-957.56.1.el7.x86_64.rpm perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.6):
Source: kernel-3.10.0-957.56.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-957.56.1.el7.noarch.rpm kernel-doc-3.10.0-957.56.1.el7.noarch.rpm
ppc64: kernel-3.10.0-957.56.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-957.56.1.el7.ppc64.rpm kernel-debug-3.10.0-957.56.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-957.56.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-957.56.1.el7.ppc64.rpm kernel-devel-3.10.0-957.56.1.el7.ppc64.rpm kernel-headers-3.10.0-957.56.1.el7.ppc64.rpm kernel-tools-3.10.0-957.56.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-957.56.1.el7.ppc64.rpm perf-3.10.0-957.56.1.el7.ppc64.rpm perf-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm python-perf-3.10.0-957.56.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm
ppc64le: kernel-3.10.0-957.56.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debug-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-957.56.1.el7.ppc64le.rpm kernel-devel-3.10.0-957.56.1.el7.ppc64le.rpm kernel-headers-3.10.0-957.56.1.el7.ppc64le.rpm kernel-tools-3.10.0-957.56.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-957.56.1.el7.ppc64le.rpm perf-3.10.0-957.56.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm python-perf-3.10.0-957.56.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm
s390x: kernel-3.10.0-957.56.1.el7.s390x.rpm kernel-debug-3.10.0-957.56.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-957.56.1.el7.s390x.rpm kernel-debug-devel-3.10.0-957.56.1.el7.s390x.rpm kernel-debuginfo-3.10.0-957.56.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-957.56.1.el7.s390x.rpm kernel-devel-3.10.0-957.56.1.el7.s390x.rpm kernel-headers-3.10.0-957.56.1.el7.s390x.rpm kernel-kdump-3.10.0-957.56.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-957.56.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-957.56.1.el7.s390x.rpm perf-3.10.0-957.56.1.el7.s390x.rpm perf-debuginfo-3.10.0-957.56.1.el7.s390x.rpm python-perf-3.10.0-957.56.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.s390x.rpm
x86_64: bpftool-3.10.0-957.56.1.el7.x86_64.rpm kernel-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.56.1.el7.x86_64.rpm kernel-devel-3.10.0-957.56.1.el7.x86_64.rpm kernel-headers-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-957.56.1.el7.x86_64.rpm perf-3.10.0-957.56.1.el7.x86_64.rpm perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm python-perf-3.10.0-957.56.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.6):
ppc64: kernel-debug-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-957.56.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-957.56.1.el7.ppc64.rpm perf-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.ppc64.rpm
ppc64le: kernel-debug-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-957.56.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-957.56.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-957.56.1.el7.ppc64le.rpm
x86_64: kernel-debug-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-957.56.1.el7.x86_64.rpm perf-debuginfo-3.10.0-957.56.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-957.56.1.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-2018-7191 https://access.redhat.com/security/cve/CVE-2018-20169 https://access.redhat.com/security/cve/CVE-2019-3901 https://access.redhat.com/security/cve/CVE-2019-11487 https://access.redhat.com/security/cve/CVE-2019-13233 https://access.redhat.com/security/cve/CVE-2019-14821 https://access.redhat.com/security/cve/CVE-2019-15916 https://access.redhat.com/security/cve/CVE-2019-18660 https://access.redhat.com/security/cve/CVE-2020-12888 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/solutions/5142691
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
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