-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2021:4773-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:4773 Issue date: 2021-11-23 CVE Names: CVE-2020-36385 ==================================================================== 1. Summary: An update is now available for Red Hat Enterprise Linux 7.6 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. 7.6) - 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) 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 6. Package List: Red Hat Enterprise Linux Server E4S (v. 7.6): Source: kpatch-patch-3_10_0-957_65_1-1-7.el7.src.rpm kpatch-patch-3_10_0-957_66_1-1-7.el7.src.rpm kpatch-patch-3_10_0-957_70_1-1-6.el7.src.rpm kpatch-patch-3_10_0-957_72_1-1-4.el7.src.rpm kpatch-patch-3_10_0-957_76_1-1-4.el7.src.rpm kpatch-patch-3_10_0-957_78_2-1-3.el7.src.rpm kpatch-patch-3_10_0-957_80_1-1-2.el7.src.rpm kpatch-patch-3_10_0-957_84_1-1-1.el7.src.rpm ppc64le: kpatch-patch-3_10_0-957_65_1-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-957_65_1-debuginfo-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-957_66_1-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-957_66_1-debuginfo-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-957_70_1-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-957_70_1-debuginfo-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-957_72_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-957_72_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-957_76_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-957_76_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-957_78_2-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-957_78_2-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-957_80_1-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-957_80_1-debuginfo-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-957_84_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-957_84_1-debuginfo-1-1.el7.ppc64le.rpm x86_64: kpatch-patch-3_10_0-957_65_1-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-957_65_1-debuginfo-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-957_66_1-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-957_66_1-debuginfo-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-957_70_1-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-957_70_1-debuginfo-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-957_72_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-957_72_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-957_76_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-957_76_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-957_78_2-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-957_78_2-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-957_80_1-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-957_80_1-debuginfo-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-957_84_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-957_84_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-2020-36385 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 iQIVAwUBYZ1SFdzjgjWX9erEAQj9DQ/+OiAFPs1To/im8fA4RL3HXcQIKmd5fQsB re8LlJYomKVRgRxUtdrywJigmh9FFNqQlx8fciC6EPcaZjQn6L7qkVHc5ufNP/Rh ZUs4ny2y+D25ahHD+ljyuLf00h0AIRDYbv2Rp3Vb1gUhWoAi8/gshokWHyriRAF0 gubJlzu1ynxmPdgbIkETEM0ELdU02Khxq56/VbMPIEECXOkPUcFeFAJiXybR3cSA 58iNJA50fF68pNJsAXiGNstLKK4FrhtWeEDVHEfE4LiHmm/jyRxN45J/hD927UrW +q/micQ2+EKBhkk9Sofj3x56MB7THRJ8gE5mENlia5BxPXwJ7GZm+muav/VnHoMN 7JimKRCGtEmKqOO7DGZJe44XvFaHkolFVO5IzjRGADteT/YRxKGIyM/cXdXXGeMA Uw7cbrLNdXpFQXIAL/nW1box53fA/soJIN+t9wk01chZNQLI0YqbZeddp7k6NPMW i40May2KBpMAABa7gk5pOq9tuzzib5/x9VYhRNqRocnLyisZJ3vz15MV5AWLAU7a hgsJZJDh45z1LVgQSVHm9ljHWzkJufyBwnpgtzLRQArBwMVtbK2FCot1B88U5m2+ +PYWbapMyRvuBihELZAi3da28RZJN2vNERKd85RkBFkh3P540Q3ejvC/+VIsSzcK BC5npuFtuRM=tgl+ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce