drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in kpatch-patch
Name: |
Mehrere Probleme in kpatch-patch |
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ID: |
RHSA-2021:3181-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 17. August 2021, 23:33 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-32399
https://access.redhat.com/security/cve/CVE-2021-22543
https://access.redhat.com/security/cve/CVE-2021-22555 |
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Applikationen: |
Linux |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2021:3181-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3181 Issue date: 2021-08-17 CVE Names: CVE-2021-22543 CVE-2021-22555 CVE-2021-32399 =====================================================================
1. Summary:
An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.1 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 BaseOS EUS (v. 8.1) - ppc64le, x86_64
3. Description:
This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.
Security Fix(es):
* kernel: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)
* kernel: out-of-bounds write in xt_compat_target_from_user() in net/netfilter/x_tables.c (CVE-2021-22555)
* kernel: race condition for removal of the HCI controller (CVE-2021-32399)
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.
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
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 1970807 - CVE-2021-32399 kernel: race condition for removal of the HCI controller 1980101 - CVE-2021-22555 kernel: out-of-bounds write in xt_compat_target_from_user() in net/netfilter/x_tables.c
6. Package List:
Red Hat Enterprise Linux BaseOS EUS (v. 8.1):
Source: kpatch-patch-4_18_0-147_27_1-1-12.el8_1.src.rpm kpatch-patch-4_18_0-147_32_1-1-10.el8_1.src.rpm kpatch-patch-4_18_0-147_34_1-1-10.el8_1.src.rpm kpatch-patch-4_18_0-147_38_1-1-9.el8_1.src.rpm kpatch-patch-4_18_0-147_43_1-1-7.el8_1.src.rpm kpatch-patch-4_18_0-147_44_1-1-6.el8_1.src.rpm kpatch-patch-4_18_0-147_48_1-1-3.el8_1.src.rpm kpatch-patch-4_18_0-147_51_1-1-2.el8_1.src.rpm kpatch-patch-4_18_0-147_51_2-1-1.el8_1.src.rpm
ppc64le: kpatch-patch-4_18_0-147_27_1-1-12.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_27_1-debuginfo-1-12.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_27_1-debugsource-1-12.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_32_1-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_32_1-debuginfo-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_32_1-debugsource-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_34_1-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_34_1-debuginfo-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_34_1-debugsource-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_38_1-1-9.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_38_1-debuginfo-1-9.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_38_1-debugsource-1-9.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_43_1-1-7.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_43_1-debuginfo-1-7.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_43_1-debugsource-1-7.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_44_1-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_44_1-debuginfo-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_44_1-debugsource-1-6.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_48_1-1-3.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_48_1-debuginfo-1-3.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_48_1-debugsource-1-3.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_1-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_1-debuginfo-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_1-debugsource-1-2.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_2-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_2-debuginfo-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_51_2-debugsource-1-1.el8_1.ppc64le.rpm
x86_64: kpatch-patch-4_18_0-147_27_1-1-12.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_27_1-debuginfo-1-12.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_27_1-debugsource-1-12.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_32_1-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_32_1-debuginfo-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_32_1-debugsource-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_34_1-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_34_1-debuginfo-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_34_1-debugsource-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_38_1-1-9.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_38_1-debuginfo-1-9.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_38_1-debugsource-1-9.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_43_1-1-7.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_43_1-debuginfo-1-7.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_43_1-debugsource-1-7.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_44_1-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_44_1-debuginfo-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_44_1-debugsource-1-6.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_48_1-1-3.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_48_1-debuginfo-1-3.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_48_1-debugsource-1-3.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_1-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_1-debuginfo-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_1-debugsource-1-2.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_2-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_2-debuginfo-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_51_2-debugsource-1-1.el8_1.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-2021-22543 https://access.redhat.com/security/cve/CVE-2021-22555 https://access.redhat.com/security/cve/CVE-2021-32399 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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