RHSA-2021:0004: Important: kernel-rt security and bug fix update
First published: Mon Jan 04 2021(Updated: )
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> kernel: Local buffer overflow in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c (CVE-2020-25211)</li> 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.<br>Bug Fix(es):<br><li> kernel-rt: update RT source tree to the RHEL-8.3.z source tree (BZ#1906140)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-core | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-core | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-debuginfo | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-devel | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-modules | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-modules-extra | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debuginfo | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-devel | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-modules | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-modules-extra | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-debug-kvm | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
| redhat/kernel-rt-kvm | <4.18.0-240.10.1.rt7.64.el8_3 | 4.18.0-240.10.1.rt7.64.el8_3 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/title
- agent/type
- agent/weakness
- collector/redhat-errata
- source/Red Hat
- anchor-id/RHSA-2021:0004
- agent/software-canonical-lookup
- package-manager/redhat