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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.5547 kpatch-patch security update 3 November 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kpatch-patch Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-2585 Original Bulletin: https://access.redhat.com/errata/RHSA-2022:7330 Comment: CVSS (Max): 7.8 CVE-2022-2585 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2022:7330-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:7330 Issue date: 2022-11-02 CVE Names: CVE-2022-2585 ===================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 9. 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. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS (v. 9) - ppc64le, x86_64 3. Description: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fix(es): * posix cpu timer use-after-free may lead to local privilege escalation (CVE-2022-2585) 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. 4. 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 5. Bugs fixed (https://bugzilla.redhat.com/): 2114874 - CVE-2022-2585 kernel: posix cpu timer use-after-free may lead to local privilege escalation 6. Package List: Red Hat Enterprise Linux BaseOS (v. 9): Source: kpatch-patch-5_14_0-70_13_1-1-4.el9_0.src.rpm kpatch-patch-5_14_0-70_17_1-1-3.el9_0.src.rpm kpatch-patch-5_14_0-70_22_1-1-3.el9_0.src.rpm kpatch-patch-5_14_0-70_26_1-1-2.el9_0.src.rpm ppc64le: kpatch-patch-5_14_0-70_13_1-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_13_1-debuginfo-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_13_1-debugsource-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_17_1-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_17_1-debuginfo-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_17_1-debugsource-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_22_1-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_22_1-debuginfo-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_22_1-debugsource-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_26_1-1-2.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_26_1-debuginfo-1-2.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_26_1-debugsource-1-2.el9_0.ppc64le.rpm x86_64: kpatch-patch-5_14_0-70_13_1-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_13_1-debuginfo-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_13_1-debugsource-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_17_1-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_17_1-debuginfo-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_17_1-debugsource-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_22_1-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_22_1-debuginfo-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_22_1-debugsource-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_26_1-1-2.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_26_1-debuginfo-1-2.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_26_1-debugsource-1-2.el9_0.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2022-2585 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBY2K9OdzjgjWX9erEAQhHwBAAmFCYqZgU3Cuh3eHw9KxVa9qYDFUDrZDt rFO4fWiEhsvuSzTL+4WxHZsHQaW8AbLjWBkCqzPXf/LT64lNs6HRc8Jmhg3i892W XVXSDN/EbXBqYkwPJBdI6JqK2S4WQPt1wkGOnMILeIczgoXiBuOrCQGHWkb0LwXN Ca1Q5H9pxZyE5/1YzZ6XbTL33NleV+Lc1Lhx0hmeJSSPCJ/YnMOHj9TRz5pxNc+b 0NXwp8tIvI88PYKVOF84yDFjEAOCp3hNPrngrZpEyVnisqjXh14J451itUvdytb8 IhEMa7LCgkpvTqUb87zhUq8jvVNJZcpDiCy+UmNZcYVZKJ9p7jmGXb9ExjQMgxum gVAvcPHEeE933vLMIhETzmhbs50MA5Drq3+1FyBXoyuPSOCWS0DtcZoQzl4ruQjd Dv1g8cliXciv2g7/31kdAJ4DFQVOBhqUW/axjHrQ8dtiXHqJEUExkpIc0Wg7woMn abjnlYFGOBAA4Q3zed9034TpbbqDEn7/ZKkPDurPd2DtiT8hTWjqs9Fss56VDmy+ rMV+hD1FTLst3P3Ky8KcshPVmfX6mU+7SvmZgTY2alS6jmU576Fo+EDeu3/HQsxW 6idF/qK0CgxKpH10heDmL+G/CV8oAk7Le+ShQMMqw4wTkx/N+ocDffimuv1hLYZr yvAqmRXF+CE= =Ugtn - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBY2MNjMkNZI30y1K9AQj1/xAAikCIw8n+lcNJIX9V05sfzlRjnVOQWppc vBdLcic/MCV2nvbzCsJW/jtVqU4GOQPlgu9qkyR6qFEvRJVuOrePZ77sJbFQetAG CXiA3WESn8RwluXb9IUaJm2ebbXIsoxyaIFTj7sShOXZhA8KDsheHbYKDuEPn+2q EIOhKyGH1eC2A22+olsyjosAxfT+zQLDNVT8OUDZQC49rekije3iDIcW4njfVWdZ fZD2BEykPhMBPo9+5KEDI8KRJRNaOlb3PcU6vCQ0kqrP98JeDIxdiD3cSIJvpGQ2 7K4bAdjHTqkrnSZugMDQTry6rOCN3ssvyfcIxhaIff47/esek+xURL4IkHYa1Vi0 s3kKFpIC7Qhv8trPXCNP1ozUpOcvibL8vfu74vrSw59DV02PYtfqhU1mxfwPg3in DQl1idyRYgZqbxpD75AYCbqHVWL2H+kJh6yOw0j7uS2H3P+RtUUN97pri4nEXeHg FVOUy1v9q9CgeT0VzdgnsH0J4KVqO8FSpLb0B8HJtFkXac+8wCoq8u00U6kbFXof k1aB4HuSsfT0qRdHRxFVAupl2L0L3Nsa2XLgnoKWT1HF24VVSGpi9fp6ODsQOi7a aaPhq8YghmkBfDYnn6ESyCpKMf9xQB0pgipw2dg+l2c8eKKGcOMNyKtz72k7EV8i nstCvAJJs6g= =u2SF -----END PGP SIGNATURE-----