drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mangelnde Rechteprüfung in grub2
Name: |
Mangelnde Rechteprüfung in grub2 |
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ID: |
RHSA-2020:0335-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 4. Februar 2020, 14:34 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2019-14865 |
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Applikationen: |
GRUB |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: grub2 security update Advisory ID: RHSA-2020:0335-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:0335 Issue date: 2020-02-04 CVE Names: CVE-2019-14865 =====================================================================
1. Summary:
An update for grub2 is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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 (v. 8) - aarch64, noarch, ppc64le, x86_64
3. Description:
The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices.
Security Fix(es):
* grub2: grub2-set-bootflag utility causes grubenv corruption rendering the system non-bootable (CVE-2019-14865)
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/):
1764925 - CVE-2019-14865 grub2: grub2-set-bootflag utility causes grubenv corruption rendering the system non-bootable
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source: grub2-2.02-78.el8_1.1.src.rpm
aarch64: grub2-debuginfo-2.02-78.el8_1.1.aarch64.rpm grub2-debugsource-2.02-78.el8_1.1.aarch64.rpm grub2-efi-aa64-2.02-78.el8_1.1.aarch64.rpm grub2-efi-aa64-cdboot-2.02-78.el8_1.1.aarch64.rpm grub2-tools-2.02-78.el8_1.1.aarch64.rpm grub2-tools-debuginfo-2.02-78.el8_1.1.aarch64.rpm grub2-tools-extra-2.02-78.el8_1.1.aarch64.rpm grub2-tools-extra-debuginfo-2.02-78.el8_1.1.aarch64.rpm grub2-tools-minimal-2.02-78.el8_1.1.aarch64.rpm grub2-tools-minimal-debuginfo-2.02-78.el8_1.1.aarch64.rpm
noarch: grub2-common-2.02-78.el8_1.1.noarch.rpm grub2-efi-aa64-modules-2.02-78.el8_1.1.noarch.rpm grub2-efi-ia32-modules-2.02-78.el8_1.1.noarch.rpm grub2-efi-x64-modules-2.02-78.el8_1.1.noarch.rpm grub2-pc-modules-2.02-78.el8_1.1.noarch.rpm grub2-ppc64le-modules-2.02-78.el8_1.1.noarch.rpm
ppc64le: grub2-debuginfo-2.02-78.el8_1.1.ppc64le.rpm grub2-debugsource-2.02-78.el8_1.1.ppc64le.rpm grub2-ppc64le-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-debuginfo-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-extra-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-extra-debuginfo-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-minimal-2.02-78.el8_1.1.ppc64le.rpm grub2-tools-minimal-debuginfo-2.02-78.el8_1.1.ppc64le.rpm
x86_64: grub2-debuginfo-2.02-78.el8_1.1.x86_64.rpm grub2-debugsource-2.02-78.el8_1.1.x86_64.rpm grub2-efi-ia32-2.02-78.el8_1.1.x86_64.rpm grub2-efi-ia32-cdboot-2.02-78.el8_1.1.x86_64.rpm grub2-efi-x64-2.02-78.el8_1.1.x86_64.rpm grub2-efi-x64-cdboot-2.02-78.el8_1.1.x86_64.rpm grub2-pc-2.02-78.el8_1.1.x86_64.rpm grub2-tools-2.02-78.el8_1.1.x86_64.rpm grub2-tools-debuginfo-2.02-78.el8_1.1.x86_64.rpm grub2-tools-efi-2.02-78.el8_1.1.x86_64.rpm grub2-tools-efi-debuginfo-2.02-78.el8_1.1.x86_64.rpm grub2-tools-extra-2.02-78.el8_1.1.x86_64.rpm grub2-tools-extra-debuginfo-2.02-78.el8_1.1.x86_64.rpm grub2-tools-minimal-2.02-78.el8_1.1.x86_64.rpm grub2-tools-minimal-debuginfo-2.02-78.el8_1.1.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-2019-14865 https://access.redhat.com/security/updates/classification/#moderate
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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