-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: microcode_ctl security, bug fix and enhancement update Advisory ID: RHSA-2020:5085-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:5085 Issue date: 2020-11-11 CVE Names: CVE-2020-8695 CVE-2020-8696 CVE-2020-8698 ===================================================================== 1. Summary: An update for microcode_ctl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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) - x86_64 3. Description: Security Fix(es): * hw: Information disclosure issue in Intel SGX via RAPL interface (CVE-2020-8695) * hw: Vector Register Leakage-Active (CVE-2020-8696) * hw: Fast forward store predictor (CVE-2020-8698) 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. Bug Fix(es) and Enhancement(s): * Update Intel CPU microcode to microcode-20201027 release, addresses: - Addition of 06-55-0b/0xbf (CPX-SP A1) microcode at revision 0x700001e; - Addition of 06-8c-01/0x80 (TGL-UP3/UP4 B1) microcode at revision 0x68; - Addition of 06-a5-02/0x20 (CML-H R1) microcode at revision 0xe0; - Addition of 06-a5-03/0x22 (CML-S 6+2 G1) microcode at revision 0xe0; - Addition of 06-a5-05/0x22 (CML-S 10+2 Q0) microcode at revision 0xe0; - Addition of 06-a6-01/0x80 (CML-U 6+2 v2 K0) microcode at revision 0xe0; - Update of 06-4e-03/0xc0 (SKL-U/U 2+3e/Y D0/K1) microcode (in intel-06-4e-03/intel-ucode/06-4e-03) from revision 0xdc up to 0xe2; - Update of 06-55-04/0xb7 (SKX-D/SP/W/X H0/M0/M1/U0) microcode (in intel-06-55-04/intel-ucode/06-55-04) from revision 0x2006906 up to 0x2006a08; - Update of 06-5e-03/0x36 (SKL-H/S/Xeon E3 N0/R0/S0) microcode (in intel-06-5e-03/intel-ucode/06-5e-03) from revision 0xdc up to 0xe2; - Update of 06-8e-09/0x10 (AML-Y 2+2 H0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-09) from revision 0xd6 up to 0xde; - Update of 06-8e-09/0xc0 (KBL-U/U 2+3e/Y H0/J1) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-09) from revision 0xd6 up to 0xde; - Update of 06-8e-0a/0xc0 (CFL-U 4+3e D0, KBL-R Y0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0a) from revision 0xd6 up to 0xe0; - Update of 06-8e-0b/0xd0 (WHL-U W0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0b) from revision 0xd6 up to 0xde; - Update of 06-8e-0c/0x94 (AML-Y 4+2 V0, CML-U 4+2 V0, WHL-U V0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0c) from revision 0xd6 up to 0xde; - Update of 06-9e-09/0x2a (KBL-G/H/S/X/Xeon E3 B0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-09) from revision 0xd6 up to 0xde; - Update of 06-9e-0a/0x22 (CFL-H/S/Xeon E U0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0a) from revision 0xd6 up to 0xde; - Update of 06-9e-0b/0x02 (CFL-E/H/S B0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0b) from revision 0xd6 up to 0xde; - Update of 06-9e-0c/0x22 (CFL-H/S/Xeon E P0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0c) from revision 0xd6 up to 0xde; - Update of 06-9e-0d/0x22 (CFL-H/S/Xeon E R0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0d) from revision 0xd6 up to 0xde; - Update of 06-3f-02/0x6f (HSX-E/EN/EP/EP 4S C0/C1/M1/R2) microcode from revision 0x43 up to 0x44; - Update of 06-55-03/0x97 (SKX-SP B1) microcode from revision 0x1000157 up to 0x1000159; - Update of 06-55-06/0xbf (CLX-SP B0) microcode from revision 0x4002f01 up to 0x4003003; - Update of 06-55-07/0xbf (CLX-SP/W/X B1/L1) microcode from revision 0x5002f01 up to 0x5003003; - Update of 06-5c-09/0x03 (APL D0) microcode from revision 0x38 up to 0x40; - Update of 06-5c-0a/0x03 (APL B1/F1) microcode from revision 0x16 up to 0x1e; - Update of 06-7a-08/0x01 (GLK-R R0) microcode from revision 0x16 up to 0x18; - Update of 06-7e-05/0x80 (ICL-U/Y D1) microcode from revision 0x78 up to 0xa0; - Update of 06-a6-00/0x80 (CML-U 6+2 A0) microcode from revision 0xca up to 0xe0. * Add README file to the documentation directory. * Add publicly-sourced codenames list to supply to gen_provides.sh; update the latter to handle the somewhat different format. * Add SUMMARY.intel-ucode file containing metadata information from the microcode file headers. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1828583 - CVE-2020-8695 hw: Information disclosure issue in Intel SGX via RAPL interface 1890355 - CVE-2020-8696 hw: Vector Register Leakage-Active 1890356 - CVE-2020-8698 hw: Fast forward store predictor 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: microcode_ctl-20200609-2.20201027.1.el8_3.src.rpm x86_64: microcode_ctl-20200609-2.20201027.1.el8_3.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-2020-8695 https://access.redhat.com/security/cve/CVE-2020-8696 https://access.redhat.com/security/cve/CVE-2020-8698 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX6uzYtzjgjWX9erEAQjrYRAAoYb5l5Ux9dSqnIuFcZt3XULhm04Ulecy 4zzqk+Tt1Z51KqH9gx6JF/soWtNHASn+r06JgCOXBuFu0UxDHO8vvB4n5mxHFfBG GGRc4WRBxvVF7UJ953/PXjvLOMSRorQKJy1GSiI5in7obUOaZ5BjC5J0N7eaufgy /C0vm8Ws+DqxyDMlmQZHsH+Se8pezmT9ap2RJQd4LBBXZ1dkdbphENukX0t+VQT7 d5FjU0Z3H1mUyqLukeNun057ktkgU378TNKN7Zuwi6bWLTckjfJ6Z1qfru5K6zYX Kczjxxnq+/M3ZA80jAzhFewzOvFGEObouhA9K1tbrhVLvwA8tS3Yl2YmlVyN7pf/ N3mP1BC1oW1G4NZvnJcmp9Aq9GsMc1SI2UZK9TAoRBtRyh8+xkKBMs9lm3pHLpbd M7Tht/VEA8QR/JekkjTKnZY1oc+NWhckpR9j5RaZPoqEQ1/6H0SZotKeQlmdM8fy dCmaWN+jdTU3pfKyGXhtZSpo56Zm//r7vvV8HNiHLBBxPlBHW9oj5T3vsh7ScV1R bDdUSYT3F6AjBXtUg+B0aUguFI3BKdvRjmDB2W39v/R2enpH2itV8guWZlejf7Vp Vv738SmTAy/P9y5McnYT8b4trZzMHIz2vhGtiz+hBiIPgnnjRcpnDkPo3ObVgX5j hnU5+sOg/5k= =uwzZ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce