-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2021:4122-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:4122 Issue date: 2021-11-03 CVE Names: CVE-2020-36385 CVE-2021-0512 ==================================================================== 1. Summary: An update is now available for Red Hat Enterprise Linux 8. 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. 8) - 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: use-after-free in drivers/infiniband/core/ucma.c ctx use-after-free (CVE-2020-36385) * kernel: out-of-bounds write due to a heap buffer overflow in __hidinput_change_resolution_multipliers() of hid-input.c (CVE-2021-0512) 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/): 1974319 - CVE-2020-36385 kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after-free 1974491 - CVE-2021-0512 kernel: out-of-bounds write due to a heap buffer overflow in __hidinput_change_resolution_multipliers() of hid-input.c 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: kpatch-patch-4_18_0-305-1-6.el8.src.rpm kpatch-patch-4_18_0-305_10_2-1-3.el8_4.src.rpm kpatch-patch-4_18_0-305_12_1-1-2.el8_4.src.rpm kpatch-patch-4_18_0-305_17_1-1-1.el8_4.src.rpm kpatch-patch-4_18_0-305_19_1-1-1.el8_4.src.rpm kpatch-patch-4_18_0-305_3_1-1-5.el8_4.src.rpm kpatch-patch-4_18_0-305_7_1-1-4.el8_4.src.rpm ppc64le: kpatch-patch-4_18_0-305-1-6.el8.ppc64le.rpm kpatch-patch-4_18_0-305-debuginfo-1-6.el8.ppc64le.rpm kpatch-patch-4_18_0-305-debugsource-1-6.el8.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-debuginfo-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-debugsource-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-debuginfo-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-debugsource-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-debuginfo-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-debugsource-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-debuginfo-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-debugsource-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-debuginfo-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-debugsource-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-debuginfo-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-debugsource-1-4.el8_4.ppc64le.rpm x86_64: kpatch-patch-4_18_0-305-1-6.el8.x86_64.rpm kpatch-patch-4_18_0-305-debuginfo-1-6.el8.x86_64.rpm kpatch-patch-4_18_0-305-debugsource-1-6.el8.x86_64.rpm kpatch-patch-4_18_0-305_10_2-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_10_2-debuginfo-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_10_2-debugsource-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-debuginfo-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-debugsource-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-debuginfo-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-debugsource-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-debuginfo-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-debugsource-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-debuginfo-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-debugsource-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-debuginfo-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-debugsource-1-4.el8_4.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-2020-36385 https://access.redhat.com/security/cve/CVE-2021-0512 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYYK1atzjgjWX9erEAQhcvA/+K8710Eyi4bPxszJrf0mTxJVWq1vuGbxC 8nfekJGo2rwAL4gGZGZ/pzaTDire+vq5OliI/F4CU8hAXr0gsHU+znTwGqoUX61u zLcLbC81ftG4UswG2vbiTpL5qN17enART0VQYIlW0HfRo1RPQ084I+9YyaSfhEbZ yqJaQClLvg6GWeBbK/lSbWQS03a5jhiQO+3d6SeFuqnC4niPLiGsI54UyJUrZYzs wZQiEYw2oJK1u6HslyDEbNSXiBhtEi5kkE6R4EbBmBoss5RQ8vesnhWL+y8Wi/bA OsKUs488lNVUbJfyL9V/JlPOhJlxBZDUqMrSaoF+0RCt2iZd118O4YjMBI9Jex6U n0Y23YWCjlFNh8J8IimFJXYrteYlqsDihu1UYPj09sa5Im633gWrexBdZlYXMuBr Yrvhi/kjbOJsLK1Fj9weKqlKOhk2S4HamNekDa0A4NhY5R7S92C4kzJvuEc/oytO i0MEJS/3b12qzp5Kuilk0Cm4iq+BAbjmA6yXu8TBW+dF5gy1DPpXkQ8TRnigKtgb nC0xEZZXrn8P2dpIKmDk+mapNWHUSB74fOkJMBLNoMkxB/gsilTQYr+kglpySxmd UY+rtBTADrmAgjKTN9TgIUv5dUHfs5XxjWF4+b9ZJgVQQxruYnUrTbsD3plkMuK/ jYePtd0kAaw=DizO -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce