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\nRed Hat Security Advisory<\/p>\n
Synopsis: Important: kernel-rt security and bug fix update
\nAdvisory ID: RHSA-2022:5344-01
\nProduct: Red Hat Enterprise Linux
\nAdvisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2022:5344
\nIssue date: 2022-06-28
\nCVE Names: CVE-2020-28915 CVE-2022-27666
\n====================================================================
\n1. Summary:<\/p>\n
An update for kernel-rt is now available for Red Hat Enterprise Linux 8.<\/p>\n
Red Hat Product Security has rated this update as having a security impact
\nof Important. A Common Vulnerability Scoring System (CVSS) base score,
\nwhich gives a detailed severity rating, is available for each vulnerability
\nfrom the CVE link(s) in the References section.<\/p>\n
2. Relevant releases\/architectures:<\/p>\n
Red Hat Enterprise Linux Real Time (v. 8) – x86_64
\nRed Hat Enterprise Linux Real Time for NFV (v. 8) – x86_64<\/p>\n
3. Description:<\/p>\n
The kernel-rt packages provide the Real Time Linux Kernel, which enables
\nfine-tuning for systems with extremely high determinism requirements.<\/p>\n
Security Fix(es):<\/p>\n
* kernel: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)<\/p>\n
* kernel: out-of-bounds read in fbcon_get_font function (CVE-2020-28915)<\/p>\n
For more details about the security issue(s), including the impact, a CVSS
\nscore, acknowledgments, and other related information, refer to the CVE
\npage(s) listed in the References section.<\/p>\n
Bug Fix(es):<\/p>\n
* kernel-rt: update RT source tree to the latest RHEL-8.6.z0 Batch
\n(BZ#2081704)<\/p>\n
4. Solution:<\/p>\n
For details on how to apply this update, which includes the changes
\ndescribed in this advisory, refer to:<\/p>\n
https:\/\/access.redhat.com\/articles\/11258<\/p>\n
The system must be rebooted for this update to take effect.<\/p>\n
5. Bugs fixed (https:\/\/bugzilla.redhat.com\/):<\/p>\n
1899177 – CVE-2020-28915 kernel: out-of-bounds read in fbcon_get_font function
\n2061633 – CVE-2022-27666 kernel: buffer overflow in IPsec ESP transformation code<\/p>\n
6. Package List:<\/p>\n
Red Hat Enterprise Linux Real Time for NFV (v. 8):<\/p>\n
Source:
\nkernel-rt-4.18.0-372.13.1.rt7.170.el8_6.src.rpm<\/p>\n
x86_64:
\nkernel-rt-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-core-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-core-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-debuginfo-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-devel-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-kvm-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-modules-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-modules-extra-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debuginfo-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debuginfo-common-x86_64-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-devel-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-kvm-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-modules-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-modules-extra-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm<\/p>\n
Red Hat Enterprise Linux Real Time (v. 8):<\/p>\n
Source:
\nkernel-rt-4.18.0-372.13.1.rt7.170.el8_6.src.rpm<\/p>\n
x86_64:
\nkernel-rt-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-core-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-core-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-debuginfo-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-devel-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-modules-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debug-modules-extra-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debuginfo-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-debuginfo-common-x86_64-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-devel-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-modules-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm
\nkernel-rt-modules-extra-4.18.0-372.13.1.rt7.170.el8_6.x86_64.rpm<\/p>\n
These packages are GPG signed by Red Hat for security. Our key and
\ndetails on how to verify the signature are available from
\nhttps:\/\/access.redhat.com\/security\/team\/key\/<\/p>\n
7. References:<\/p>\n
https:\/\/access.redhat.com\/security\/cve\/CVE-2020-28915
\nhttps:\/\/access.redhat.com\/security\/cve\/CVE-2022-27666
\nhttps:\/\/access.redhat.com\/security\/updates\/classification\/#important<\/p>\n
8. Contact:<\/p>\n
The Red Hat security contact is <secalert@redhat.com>. More contact
\ndetails at https:\/\/access.redhat.com\/security\/team\/contact\/<\/p>\n
Copyright 2022 Red Hat, Inc.
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—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel-rt security and bug fix update Advisory ID: RHSA-2022:5344-01 Product: Red Hat Enterprise Linux Advisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2022:5344 Issue date: 2022-06-28 CVE Names: CVE-2020-28915 CVE-2022-27666 ==================================================================== 1. Summary: An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-26335","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/26335","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=26335"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/26335\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=26335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=26335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=26335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}