RHSA-2020:4287: Important: kernel security and bug fix update
First published: Tue Oct 20 2020(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: net: bluetooth: type confusion while processing AMP packets (CVE-2020-12351)</li> <li> kernel: net: bluetooth: information leak when processing certain AMP packets (CVE-2020-12352)</li> <li> kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)</li> <li> kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege (CVE-2020-14386)</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> NFS client autodisconnect timer may fire immediately after TCP connection setup and may cause DoS type reconnect problem in complex network environments (BZ#1873571)</li> <li> hang on full fs from trace_cmd (BZ#1875789)</li> <li> Secure boot key is not loaded with kernel-4.18.0-232.el8.x86_64 / shim-x64-15-15 (BZ#1877527)</li> <li> [RHEL-8.3] Kdump failed to start when secure boot enabled: kexec_file_load failed: Required key not available (BZ#1877529)</li> <li> [RHEL-8.3] Kdump/kexec kernel panicked on EFI boot: general protection fault: 0000 [#1] SMP PTI (BZ#1879987)</li> <li> [conntrack] udp packet reverse NAT occasionally fail when race condition request combination with the DNAT load balancing rules (BZ#1882096)</li> <li> [Regression] RHEL8.3 Beta - Do not initiate shutdown for EPOW_SHUTDOWN_ON_UPS event (BZ#1882244)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-abi-whitelists | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-doc | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-libs | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debuginfo-common-s390x | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-zfcpdump-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-cross-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-core | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debug-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-debuginfo-common-ppc64le | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-headers | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-modules-extra | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-libs | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/python3-perf-debuginfo | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/bpftool | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/bpftool-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-core | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-cross-headers | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug-core | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug-devel | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug-modules | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debug-modules-extra | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-debuginfo-common-aarch64 | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-devel | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-headers | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-modules | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-modules-extra | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-tools | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-tools-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-tools-libs | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/perf | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/perf-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/python3-perf | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/python3-perf-debuginfo | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
| redhat/kernel-tools-libs-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-libs-devel | <4.18.0-147.32.1.el8_1 | 4.18.0-147.32.1.el8_1 |
| redhat/kernel-tools-libs-devel | <4.18.0-147.32.1.el8_1.aa | 4.18.0-147.32.1.el8_1.aa |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1874800
- https://bugzilla.redhat.com/show_bug.cgi?id=1875699
- https://bugzilla.redhat.com/show_bug.cgi?id=1886521
- https://bugzilla.redhat.com/show_bug.cgi?id=1886529
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/security/vulnerabilities/BleedingTooth
- https://access.redhat.com/errata/RHSA-2020:4287 (Advisory)
- 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-2020:4287
- agent/software-canonical-lookup
- package-manager/redhat