drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in kernel-rt
Name: |
Mehrere Probleme in kernel-rt |
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ID: |
RHSA-2020:4289-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 20. Oktober 2020, 17:35 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2020-14386
https://access.redhat.com/security/cve/CVE-2020-14331
https://access.redhat.com/security/cve/CVE-2020-14385
https://access.redhat.com/security/cve/CVE-2020-12352
https://access.redhat.com/security/cve/CVE-2020-12351
https://access.redhat.com/security/vulnerabilities/BleedingTooth |
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Applikationen: |
RT-Preempt-Realtime-Patch |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: kernel-rt security and bug fix update Advisory ID: RHSA-2020:4289-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:4289 Issue date: 2020-10-20 CVE Names: CVE-2020-12351 CVE-2020-12352 CVE-2020-14331 CVE-2020-14385 CVE-2020-14386 =====================================================================
1. Summary:
An update for kernel-rt is now available for Red Hat Enterprise Linux 8.
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 Real Time (v. 8) - x86_64 Red Hat Enterprise Linux Real Time for NFV (v. 8) - x86_64
3. Description:
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
* kernel: net: bluetooth: type confusion while processing AMP packets (CVE-2020-12351)
* kernel: net: bluetooth: information leak when processing certain AMP packets (CVE-2020-12352)
* kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)
* kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege (CVE-2020-14386)
* kernel: kernel: buffer over write in vgacon_scroll (CVE-2020-14331)
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-rt: update RT source tree to the RHEL-8.2.z Batch#4 source tree (BZ#1877921)
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/):
1858679 - CVE-2020-14331 kernel: kernel: buffer over write in vgacon_scroll 1874800 - CVE-2020-14385 kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt 1875699 - CVE-2020-14386 kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege 1886521 - CVE-2020-12351 kernel: net: bluetooth: type confusion while processing AMP packets 1886529 - CVE-2020-12352 kernel: net: bluetooth: information leak when processing certain AMP packets
6. Package List:
Red Hat Enterprise Linux Real Time for NFV (v. 8):
Source: kernel-rt-4.18.0-193.28.1.rt13.77.el8_2.src.rpm
x86_64: kernel-rt-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-core-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-core-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-devel-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-kvm-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-modules-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debuginfo-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-devel-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-kvm-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-modules-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-modules-extra-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm
Red Hat Enterprise Linux Real Time (v. 8):
Source: kernel-rt-4.18.0-193.28.1.rt13.77.el8_2.src.rpm
x86_64: kernel-rt-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-core-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-core-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-devel-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-modules-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debuginfo-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-devel-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-modules-4.18.0-193.28.1.rt13.77.el8_2.x86_64.rpm kernel-rt-modules-extra-4.18.0-193.28.1.rt13.77.el8_2.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-2020-12351 https://access.redhat.com/security/cve/CVE-2020-12352 https://access.redhat.com/security/cve/CVE-2020-14331 https://access.redhat.com/security/cve/CVE-2020-14385 https://access.redhat.com/security/cve/CVE-2020-14386 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/BleedingTooth
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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