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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.4068 kpatch-patch security update 17 August 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kpatch-patch Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-32250 Original Bulletin: https://access.redhat.com/errata/RHSA-2022:6075 Comment: CVSS (Max): 7.8 CVE-2022-32250 (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-2022:6075-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:6075 Issue date: 2022-08-16 CVE Names: CVE-2022-32250 ===================================================================== 1. Summary: An update is now available for Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions. 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 Server E4S (v. 7.7) - 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): * kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250) 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/): 2092427 - CVE-2022-32250 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root 6. Package List: Red Hat Enterprise Linux Server E4S (v. 7.7): Source: kpatch-patch-3_10_0-1062_56_1-1-6.el7.src.rpm kpatch-patch-3_10_0-1062_59_1-1-4.el7.src.rpm kpatch-patch-3_10_0-1062_61_1-1-4.el7.src.rpm kpatch-patch-3_10_0-1062_63_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_66_1-1-2.el7.src.rpm kpatch-patch-3_10_0-1062_67_1-1-1.el7.src.rpm ppc64le: kpatch-patch-3_10_0-1062_56_1-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_56_1-debuginfo-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_59_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_59_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_61_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_61_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_63_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_63_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_66_1-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_66_1-debuginfo-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_67_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_67_1-debuginfo-1-1.el7.ppc64le.rpm x86_64: kpatch-patch-3_10_0-1062_56_1-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-1062_56_1-debuginfo-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-1062_59_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1062_59_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1062_61_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1062_61_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1062_63_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_63_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_66_1-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-1062_66_1-debuginfo-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-1062_67_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-1062_67_1-debuginfo-1-1.el7.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-2022-32250 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 iQIVAwUBYvvczdzjgjWX9erEAQgDdg/9HDNq75RMmB2vUQcB1CgoL6K6FfY3kGVs HkKez8XmMkO5sIZmeiLoHvQ3I6rIgd4SdafUcp2huOx1oeJqpzGWvJlwIz1MpywR arM3EH6u5Xr61TJmNDr0zO2nQJouZrLyrj9ae775n4f+5MPp/O3s6BZVkSXTRDlV yO9eBCoPTfa/mAdRvGuQtlExFcZ6KmtOMHfyUzo3fB8aOJxe1bv4FE6wu1ldb4zp j6D7G/HdcXy9G+drefmFSkCthTK9q/fFlOYkPZ/BYaIVhplfyOz4ZGXIJVDNgZts xC7lQ8i+YehGDoK8dnKBRLk7cetoXVYtFSS587O/oS/LQhL+PKQ6+kuOiWp23t5n XuUdNZbGsTRcnPK+NUh4DFSqMjjvzpjk8XbXYuDbaWoLv3hOCT54Nf3nrLePX1b0 soqA6H1yMjc0x9x8iQUC2igEljr6R4ANZEn2L5L4Z+yP+6r2MfDnLrIACfUjWP7w /qPzSY905pKsSIKI6lSLRvel33k6sHyPb/ona4l3tBp4Yx+UmbvGlcUQ6naH1yqg GWz85tRTIRZr9DfQ+VDjlFJoujFptvrSiGoBzXqwRyz6B0JaGFBd+hMtvRPE5R8P 8BXaW+476zYp3gG4dijHEPU0YIRM4n75BuDb3xjZqlnSYCWUvXjpUyYkPAhglL4f YYKwbZIjjEA= =xATL - -----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/ iQIVAwUBYvxFUMkNZI30y1K9AQjs9w/8DKaZUjDOWwdz+a47rsgRfraKOClhgNlB g91GSHnhBJvl16E8cToiWa+6jtXkqCFdjjXMow4k54PMrquZH6vOB7Z5Oc4YoHTD j0n54AYdvi6B7n5pqHsiRHAyg8qRd9Hr95OzoK9kTsnN0K8M+2np6gHQ0rc0LA9Y NYIJswH/jjo18NDo5YJctSzvfBiETSul3i6sSowqjDnrkjELGKXn2TUAqFlaEKtI 0RRu61iZKgd0FcCkw6f0MWePFl9uhMEKaylX7BLmaoW9nfTrKkzFbmuB82Z8T4a+ 85u09OKNvNbg4DtzDxEWvboWHLgKf02PRs+KZSfuiOMrP7DP5gw6PdN92bAMV58U 22qyXWBV3EjUn6rDl51y9YHMB9xEYrblS1Gmk2CYzut8sUKRzS5DGABEaLzVOQBJ 7LhvrWrrXiIDpNuelgDiJXcmdUuj1sY+FUiBBpY1t3ISlZTNf1fuEWU5dDbH9hPe Q+srCVAuA4Hwk/7p2PKKChkpdFb6tE7Ro8XeVkDGxxkReogh9nxZn8BgYThxUJw3 vbMcrPd4q4HUHVadwz9+ehxdHBQsi5hllX5nEn6/d8cF1JUNhKPbjP3W0wzqKpGc qkPkLLhTwP39lT+MJh46+Dt+nSU7+/MMUl6hwnowvSiASbBJ9/SG+JqsqOXAbPH/ FPDoWD/buTE= =lYzh -----END PGP SIGNATURE-----