drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Linux
Name: |
Mehrere Probleme in Linux |
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ID: |
RHSA-2021:3801-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 12. Oktober 2021, 22:27 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-3653
https://access.redhat.com/security/cve/CVE-2021-3656
https://access.redhat.com/security/cve/CVE-2021-37576
https://access.redhat.com/security/cve/CVE-2021-22543 |
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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-2021:3801-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3801 Issue date: 2021-10-12 CVE Names: CVE-2021-3653 CVE-2021-3656 CVE-2021-22543 CVE-2021-37576 =====================================================================
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: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)
* kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576)
* kernel: SVM nested virtualization issue in KVM (AVIC support) (CVE-2021-3653)
* kernel: SVM nested virtualization issue in KVM (VMLOAD/VMSAVE) (CVE-2021-3656)
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 panic due to double fault with DLM reporting for socket error "sk_err=32/0" (BZ#1834878)
* "MFW indication via attention" message getting logged frequently after every 5 minutes (BZ#1854544)
* lpfc fails to discovery in pt2pt with "2754 PRLI failure DID:0000EF Status:x9/x91e00, data: x0" (BZ#1922479)
* pcpu_get_vm_areas using most memory from VmallocUsed (BZ#1970618)
* RHEL 7.9.z [qedf driver] Racing condition between qedf_cleanup_fcport and releasing command after timeout (BZ#1982702)
* [Azure] RHEL 7.9 reports GPU/IB topology incorrectly on some Azure SKUs (BZ#1984128)
* [stable guest ABI]Hot add CPU after migration cause guest hang (BZ#1991856)
* i40e driver crash at RIP: i40e_config_vf_promiscuous_mode+0x165 (BZ#1993850)
* [nfs] Performance issue since commit 5a4f6f11951e (BZ#1995649)
* [kernel] Indefinite waiting for RCU callback while removing cgroup (BZ#2000973)
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/):
1965461 - CVE-2021-22543 kernel: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks 1983686 - CVE-2021-3653 kernel: SVM nested virtualization issue in KVM (AVIC support) 1983988 - CVE-2021-3656 kernel: SVM nested virtualization issue in KVM (VMLOAD/VMSAVE) 1986506 - CVE-2021-37576 kernel: powerpc: KVM guest OS users can cause host OS memory corruption
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source: kernel-3.10.0-1160.45.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1160.45.1.el7.noarch.rpm kernel-doc-3.10.0-1160.45.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-1160.45.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.x86_64.rpm perf-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: kernel-3.10.0-1160.45.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1160.45.1.el7.noarch.rpm kernel-doc-3.10.0-1160.45.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-1160.45.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.x86_64.rpm perf-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: kernel-3.10.0-1160.45.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1160.45.1.el7.noarch.rpm kernel-doc-3.10.0-1160.45.1.el7.noarch.rpm
ppc64: bpftool-3.10.0-1160.45.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-3.10.0-1160.45.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debug-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.45.1.el7.ppc64.rpm kernel-devel-3.10.0-1160.45.1.el7.ppc64.rpm kernel-headers-3.10.0-1160.45.1.el7.ppc64.rpm kernel-tools-3.10.0-1160.45.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.ppc64.rpm perf-3.10.0-1160.45.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm python-perf-3.10.0-1160.45.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm
ppc64le: bpftool-3.10.0-1160.45.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debug-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-devel-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-headers-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-tools-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.ppc64le.rpm perf-3.10.0-1160.45.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm python-perf-3.10.0-1160.45.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm
s390x: bpftool-3.10.0-1160.45.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm kernel-3.10.0-1160.45.1.el7.s390x.rpm kernel-debug-3.10.0-1160.45.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1160.45.1.el7.s390x.rpm kernel-devel-3.10.0-1160.45.1.el7.s390x.rpm kernel-headers-3.10.0-1160.45.1.el7.s390x.rpm kernel-kdump-3.10.0-1160.45.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1160.45.1.el7.s390x.rpm perf-3.10.0-1160.45.1.el7.s390x.rpm perf-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm python-perf-3.10.0-1160.45.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.s390x.rpm
x86_64: bpftool-3.10.0-1160.45.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.x86_64.rpm perf-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64: bpftool-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.45.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.ppc64.rpm
ppc64le: bpftool-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.ppc64le.rpm
x86_64: bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: kernel-3.10.0-1160.45.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1160.45.1.el7.noarch.rpm kernel-doc-3.10.0-1160.45.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-1160.45.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.45.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.45.1.el7.x86_64.rpm perf-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.45.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.45.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.45.1.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-2021-3653 https://access.redhat.com/security/cve/CVE-2021-3656 https://access.redhat.com/security/cve/CVE-2021-22543 https://access.redhat.com/security/cve/CVE-2021-37576 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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