- Issued:
- 2020-11-04
- Updated:
- 2020-11-04
RHSA-2020:4686 - Security Advisory
Synopsis
Important: kernel-rt security update
Type/Severity
Security Advisory: Important
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
Topic
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.
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: heap buffer overflow when processing extended advertising report events (CVE-2020-24490)
- kernel: Red Hat only CVE-2020-12351 regression (CVE-2020-25661)
- kernel: Red Hat only CVE-2020-12352 regression (CVE-2020-25662)
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.
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.
Affected Products
- Red Hat Enterprise Linux for Real Time 8 x86_64
- Red Hat Enterprise Linux for Real Time for NFV 8 x86_64
- Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.6 x86_64
- Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.4 x86_64
- Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.6 x86_64
- Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.4 x86_64
Fixes
- BZ - 1888449 - CVE-2020-24490 kernel: net: bluetooth: heap buffer overflow when processing extended advertising report events
- BZ - 1891483 - CVE-2020-25661 kernel: Red Hat only CVE-2020-12351 regression
- BZ - 1891484 - CVE-2020-25662 kernel: Red Hat only CVE-2020-12352 regression
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux for Real Time 8
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
Red Hat Enterprise Linux for Real Time for NFV 8
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2215102c60026d1df112c251f4df9a3d684ce425f11f91145cd8495251aba68d |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 0e20380dacc88b30e250265b5ebe4070e910a17eac102a461417cd8ab37ba8ea |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.6
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.4
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.6
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2215102c60026d1df112c251f4df9a3d684ce425f11f91145cd8495251aba68d |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 0e20380dacc88b30e250265b5ebe4070e910a17eac102a461417cd8ab37ba8ea |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.4
| SRPM | |
|---|---|
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm | SHA-256: 9cb303e77e1772291ad922a1ca8dad30936839a333a7ff02e73d5d5c8bc1c1f3 |
| x86_64 | |
| kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 1f417c8065f8b3e220852a5d4f9520a5d9b27b4f53436a1e57846ccb1b50b7c8 |
| kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 49a814c22516462d2f9566e8b376d874f436daf979565a9397076223e2a7b93e |
| kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5bcd42063002c80826c9c4d9487ee7a14bce3e4ef5327aa125e0855227f43e4d |
| kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 88f2e556075bb40205803f4f61a69dc55dd84e16a369fcce369c8fa811f35b42 |
| kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 05c1c892bf63b9695e0ffdca57aafc652001bd20c8910c8df8d2f99d79d38a86 |
| kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 7cbe850c707378d8ae6c3b9f45ddb9350c4738c94d3e7e79173efa1d82f57090 |
| kernel-rt-debug-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2215102c60026d1df112c251f4df9a3d684ce425f11f91145cd8495251aba68d |
| kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c160cf83a6f10d3c463882ffeee678c0cf1c9b944ccf963d9b67ed053c63270e |
| kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 2b96fe6f8b63404d87ae26f4aa1fad79599eab946a2d9c8fb815e2ab5849a323 |
| kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: ebe83b067c9b73d4634c8c6005717aa604e9ce0b351287eaee8a753f37897f6e |
| kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: c05f4c4e30849f6851f4a6c93eb086667292a3d82941eedf59f5ab2a492726ea |
| kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 31773a8192c63ff33c6c2809c0fa33e215716be68c2ba7389164e350ded20e13 |
| kernel-rt-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 0e20380dacc88b30e250265b5ebe4070e910a17eac102a461417cd8ab37ba8ea |
| kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 5a895243fb672f771df3f79bd6b63fc8d0f4d25448d52f0c2ae7d3023019371d |
| kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm | SHA-256: 194851559e6b76a1560c52bed15d119135a4902b4c2606bde94b1b9ba609d3d8 |
The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.