-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel-rt security and bug fix update Advisory ID: RHSA-2020:1378-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:1378 Issue date: 2020-04-07 CVE Names: CVE-2019-19527 ==================================================================== 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 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 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: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (CVE-2019-19527) 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-8.1.z3 source tree (BZ#1794136) * [kernel-rt-debug] BUG: MAX_LOCKDEP_CHAINS too low! (BZ#1794199) 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/): 1783498 - CVE-2019-19527 kernel: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver 1794199 - [kernel-rt-debug] BUG: MAX_LOCKDEP_CHAINS too low! [rhel-8.1.0.z] 6. Package List: Red Hat Enterprise Linux Real Time for NFV (v. 8): Source: kernel-rt-4.18.0-147.8.1.rt24.101.el8_1.src.rpm x86_64: kernel-rt-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-core-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-core-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-devel-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-kvm-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-kvm-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-modules-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-devel-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-kvm-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-kvm-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-modules-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-modules-extra-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm Red Hat Enterprise Linux Real Time (v. 8): Source: kernel-rt-4.18.0-147.8.1.rt24.101.el8_1.src.rpm x86_64: kernel-rt-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-core-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-core-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-devel-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-kvm-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-modules-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-devel-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-kvm-debuginfo-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-modules-4.18.0-147.8.1.rt24.101.el8_1.x86_64.rpm kernel-rt-modules-extra-4.18.0-147.8.1.rt24.101.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-2019-19527 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXoxON9zjgjWX9erEAQiEgA//aw4SHu7x88/QrvKSsONj/S0lOd3Gv2os fCwU1zUMhLiQoaL6bfm30+xn8AkjLSKEa1RX5lWTbZg+VjW2KC2n6LadcKaJgVz8 Bv98mWwQnFh/jLnBkTiK9j0bFB8nhaDxj4Cn4XPZdNzyWeni7ZsK0tv09JVt36xD oU28XKH6p3ZftTBT5glgHIkSK3XyQQuqAyu/7p7RZyvgvsQOnnwwyOJDGIetwzcY msXr5VW5ysBNRDdKcAI67ZVokSOGBERZEgO7qQLt/Oc5pDpK0XiX0J1jWx5RH13R EvHOvqArRUpkTOAJoyOjQj9xyBdk5gi5wPSTNNZyRunLfFnHkYu7LMqtiTQe6hFs YWtofasoV++lhKbicKnA57whR0oby6P0KAuKkJBz2bATJSDBfwCAWlt7nju1EqQR 6OrMVNzNwWkL+sVOO1Nk03JVQdV96cFg1xZl/LjEMOAZQWBfCbTGDdc+3K3/R3/i NDO0G9zZApoAaAYxmAXDqS4tVE+mCXoRj5vOz+cr2ySoeEKOoSQOs/dF3YnYNExL 7d+UT3P/hZYN/J8IGuBJORhY4PvQnsgimnPG67pGd1g3mcX+1hD0M0EKfLP5AuBE IPK7EgzzTKU43t/JDIciO11V+hSTfCiOzFKKQADjxKhwaHGR/cF+czroyv2WQ5kB GhtQqtH59Ic=wrow -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce