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=====================================================================
\nRed Hat Security Advisory<\/p>\n
Synopsis: Important: kpatch-patch security update
\nAdvisory ID: RHSA-2023:1660-01
\nProduct: Red Hat Enterprise Linux
\nAdvisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2023:1660
\nIssue date: 2023-04-05
\nCVE Names: CVE-2023-0266 CVE-2023-0386
\n=====================================================================<\/p>\n
1. Summary:<\/p>\n
An update for kpatch-patch is now available for Red Hat Enterprise Linux
\n8.6 Extended Update Support.<\/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 BaseOS EUS (v.8.6) – ppc64le, x86_64<\/p>\n
3. Description:<\/p>\n
This is a kernel live patch module which is automatically loaded by the RPM
\npost-install script to modify the code of a running kernel.<\/p>\n
Security Fix(es):<\/p>\n
* ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF
\n(CVE-2023-0266)<\/p>\n
* kernel: FUSE filesystem low-privileged user privileges escalation
\n(CVE-2023-0386)<\/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
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
5. Bugs fixed (https:\/\/bugzilla.redhat.com\/):<\/p>\n
2159505 – CVE-2023-0386 kernel: FUSE filesystem low-privileged user privileges escalation
\n2163379 – CVE-2023-0266 ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF<\/p>\n
6. Package List:<\/p>\n
Red Hat Enterprise Linux BaseOS EUS (v.8.6):<\/p>\n
Source:
\nkpatch-patch-4_18_0-372_26_1-1-6.el8_6.src.rpm
\nkpatch-patch-4_18_0-372_32_1-1-5.el8_6.src.rpm
\nkpatch-patch-4_18_0-372_36_1-1-4.el8_6.src.rpm
\nkpatch-patch-4_18_0-372_40_1-1-4.el8_6.src.rpm
\nkpatch-patch-4_18_0-372_41_1-1-3.el8_6.src.rpm
\nkpatch-patch-4_18_0-372_46_1-1-1.el8_6.src.rpm<\/p>\n
ppc64le:
\nkpatch-patch-4_18_0-372_26_1-1-6.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_26_1-debuginfo-1-6.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_26_1-debugsource-1-6.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_32_1-1-5.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_32_1-debuginfo-1-5.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_32_1-debugsource-1-5.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_36_1-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_36_1-debuginfo-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_36_1-debugsource-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_40_1-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_40_1-debuginfo-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_40_1-debugsource-1-4.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_41_1-1-3.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_41_1-debuginfo-1-3.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_41_1-debugsource-1-3.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_46_1-1-1.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_46_1-debuginfo-1-1.el8_6.ppc64le.rpm
\nkpatch-patch-4_18_0-372_46_1-debugsource-1-1.el8_6.ppc64le.rpm<\/p>\n
x86_64:
\nkpatch-patch-4_18_0-372_26_1-1-6.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_26_1-debuginfo-1-6.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_26_1-debugsource-1-6.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_32_1-1-5.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_32_1-debuginfo-1-5.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_32_1-debugsource-1-5.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_36_1-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_36_1-debuginfo-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_36_1-debugsource-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_40_1-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_40_1-debuginfo-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_40_1-debugsource-1-4.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_41_1-1-3.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_41_1-debuginfo-1-3.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_41_1-debugsource-1-3.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_46_1-1-1.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_46_1-debuginfo-1-1.el8_6.x86_64.rpm
\nkpatch-patch-4_18_0-372_46_1-debugsource-1-1.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-2023-0266
\nhttps:\/\/access.redhat.com\/security\/cve\/CVE-2023-0386
\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 2023 Red Hat, Inc.
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\nRHSA-announce@redhat.com
\nhttps:\/\/listman.redhat.com\/mailman\/listinfo\/rhsa-announce<\/p>\n","protected":false},"excerpt":{"rendered":"
—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2023:1660-01 Product: Red Hat Enterprise Linux Advisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2023:1660 Issue date: 2023-04-05 CVE Names: CVE-2023-0266 CVE-2023-0386 ===================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. 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-39966","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/39966","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=39966"}],"version-history":[{"count":1,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/39966\/revisions"}],"predecessor-version":[{"id":40102,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/39966\/revisions\/40102"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=39966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=39966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=39966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}