drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Linux
Name: |
Mehrere Probleme in Linux |
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ID: |
RHSA-2020:2082-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Mi, 13. Mai 2020, 07:41 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2017-18595
https://access.redhat.com/security/cve/CVE-2019-19768
https://access.redhat.com/security/cve/CVE-2020-10711 |
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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-2020:2082-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2082 Issue date: 2020-05-12 CVE Names: CVE-2017-18595 CVE-2019-19768 CVE-2020-10711 =====================================================================
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.
Security Fix(es):
* kernel: double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c (CVE-2017-18595)
* kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c (CVE-2019-19768)
* Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711)
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):
* Delay in RT task scheduled. Incorrect nr_scheduled value. (BZ#1796262)
* ixgbevf interface goes down on hypervisor and causes outage (BZ#1796799)
* kernel: UAF in cdev_put() when a PTP device is removed while its chardev is open (BZ#1798396)
* [HPEMC RHEL 7.7 RHEL 7.8 REGRESSION] kernel not populating numa_nod in /sys/devices... for PMEM (BZ#1801699)
* Unable to exclude files from auditing (BZ#1806430)
* DNAT'd packet is not unmangled upon reply on openshift node (BZ#1806447)
* top shows super high loads when tuned profile realtime-virtual-host is applied (BZ#1808030)
* [RHEL 7.9] mdraid devices do not autocorrect read errors on parity blocks (BZ#1810062)
* Observed a memory leak while using dm-multipath (BZ#1812937)
* RHEL7.8: megaraid_sas: MSIx allocation fails in resume path (BZ#1813249)
* Backport: Guest microcode version mismatch on secondary processors (BZ#1814003)
* dm-multipath high load backport incorrect (BZ#1814537)
* qla2xxx: Urgent driver fix needed. Initiator does not relogin to target after receiving an explicit logout (BZ#1815596)
* Potential deadlock in iscsi_if_rx func (BZ#1817497)
* High iSCSI read latency resolved by 'tcp: implement coalescing on backlog queue' (BZ#1817499)
* kdump: crashkernel=xM,low is likely to fail when x is big enough (BZ#1817502)
* [RHEL7.8][Azure]Commits to resolve high network latency (BZ#1817935)
* net_sched: remove a bogus warning in hfsc (BZ#1821262)
* NETDEV WATCHDOG: enp3s0 (r8169): transmit queue 0 timed out (BZ#1822548)
* BUG: unable to handle kernel NULL pointer dereference at fl_dump (BZ#1824548)
* [ Marvell 7.9] update qla2xxx driver with critical bug fixes (BZ#1827274)
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/):
1758671 - CVE-2017-18595 kernel: double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c 1786164 - CVE-2019-19768 kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c 1825116 - CVE-2020-10711 Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source: kernel-3.10.0-1127.8.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1127.8.2.el7.noarch.rpm kernel-doc-3.10.0-1127.8.2.el7.noarch.rpm
x86_64: bpftool-3.10.0-1127.8.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-headers-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.x86_64.rpm perf-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: kernel-3.10.0-1127.8.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1127.8.2.el7.noarch.rpm kernel-doc-3.10.0-1127.8.2.el7.noarch.rpm
x86_64: bpftool-3.10.0-1127.8.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-headers-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.x86_64.rpm perf-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: kernel-3.10.0-1127.8.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1127.8.2.el7.noarch.rpm kernel-doc-3.10.0-1127.8.2.el7.noarch.rpm
ppc64: bpftool-3.10.0-1127.8.2.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-3.10.0-1127.8.2.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debug-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1127.8.2.el7.ppc64.rpm kernel-devel-3.10.0-1127.8.2.el7.ppc64.rpm kernel-headers-3.10.0-1127.8.2.el7.ppc64.rpm kernel-tools-3.10.0-1127.8.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.ppc64.rpm perf-3.10.0-1127.8.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm python-perf-3.10.0-1127.8.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm
ppc64le: bpftool-3.10.0-1127.8.2.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debug-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-devel-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-headers-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-tools-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.ppc64le.rpm perf-3.10.0-1127.8.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm python-perf-3.10.0-1127.8.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm
s390x: bpftool-3.10.0-1127.8.2.el7.s390x.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm kernel-3.10.0-1127.8.2.el7.s390x.rpm kernel-debug-3.10.0-1127.8.2.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.s390x.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1127.8.2.el7.s390x.rpm kernel-devel-3.10.0-1127.8.2.el7.s390x.rpm kernel-headers-3.10.0-1127.8.2.el7.s390x.rpm kernel-kdump-3.10.0-1127.8.2.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm kernel-kdump-devel-3.10.0-1127.8.2.el7.s390x.rpm perf-3.10.0-1127.8.2.el7.s390x.rpm perf-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm python-perf-3.10.0-1127.8.2.el7.s390x.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.s390x.rpm
x86_64: bpftool-3.10.0-1127.8.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-headers-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.x86_64.rpm perf-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64: bpftool-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1127.8.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.ppc64.rpm
ppc64le: bpftool-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.ppc64le.rpm
x86_64: bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: kernel-3.10.0-1127.8.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1127.8.2.el7.noarch.rpm kernel-doc-3.10.0-1127.8.2.el7.noarch.rpm
x86_64: bpftool-3.10.0-1127.8.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-devel-3.10.0-1127.8.2.el7.x86_64.rpm kernel-headers-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1127.8.2.el7.x86_64.rpm perf-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1127.8.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1127.8.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1127.8.2.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-2017-18595 https://access.redhat.com/security/cve/CVE-2019-19768 https://access.redhat.com/security/cve/CVE-2020-10711 https://access.redhat.com/security/updates/classification/#important
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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