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{"id": "RHSA-2020:3019", "vendorId": null, "type": "redhat", "bulletinFamily": "unix", "title": "(RHSA-2020:3019) Important: kernel security, bug fix, and enhancement update", "description": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario (CVE-2020-12888)\n\n* kernel: denial of service in arch/powerpc/kernel/signal_32.c and arch/powerpc/kernel/signal_64.c via sigreturn() system call (CVE-2019-13648)\n\nFor 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.\n\nBug Fix(es):\n\n* kernel: hw: provide reporting and microcode mitigation toggle for CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840678)\n\n* Deadlock condition grabbing ssb_state lock (BZ#1841120)\n\n* ext4: change LRU to round-robin in extent status tree shrinker (BZ#1847342)\n\n* Emulex lpfc seems to get hung up failing IOCB'S continuously on kernel 3.10.0-957.21.3.el7.x86_64 leading to Oracle evictions (BZ#1849650)\n\n* After upgrade to 3.9.89 pod containers with CPU limits fail to start due to cgroup error (BZ#1850499)\n\nEnhancement(s):\n\n* [Marvell 7.8 FEAT] Update bnx2fc driver to latest upstream (BZ#1834817)", "published": "2020-07-21T12:36:15", "modified": "2020-07-21T12:58:08", "cvss": {"score": 4.9, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C"}, "cvss2": {"acInsufInfo": false, "cvssV2": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false}, "cvss3": {"cvssV3": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6}, "href": "https://access.redhat.com/errata/RHSA-2020:3019", "reporter": "RedHat", "references": [], "cvelist": ["CVE-2019-13648", "CVE-2020-0543", "CVE-2020-12888"], "immutableFields": [], "lastseen": "2021-10-19T20:39:38", "viewCount": 52, "enchantments": {"dependencies": {"references": [{"type": "almalinux", "idList": ["ALSA-2021:3027"]}, {"type": "amazon", "idList": ["ALAS-2020-1396", "ALAS-2020-1401", "ALAS-2020-1437", "ALAS-2020-1465", "ALAS2-2020-1444"]}, {"type": "archlinux", "idList": ["ASA-202006-10"]}, {"type": "attackerkb", 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Tenable\nhas attempted to automatically clean and format it as much as possible\nwithout introducing additional issues.\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://bugzilla.suse.com/show_bug.cgi?id=1154824\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://bugzilla.suse.com/show_bug.cgi?id=1156353\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://bugzilla.suse.com/show_bug.cgi?id=1172466\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://www.suse.com/security/cve/CVE-2020-0543/\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://www.suse.com/security/cve/CVE-2020-0548/\"\n );\n script_set_attribute(\n attribute:\"see_also\",\n value:\"https://www.suse.com/security/cve/CVE-2020-0549/\"\n );\n # https://www.suse.com/support/update/announcement/2020/suse-su-20201595-1/\n script_set_attribute(\n attribute:\"see_also\",\n value:\"http://www.nessus.org/u?9d5fc179\"\n );\n script_set_attribute(\n attribute:\"solution\",\n value:\n\"To install this SUSE Security Update use the SUSE recommended\ninstallation methods like YaST online_update or 'zypper patch'.\n\nAlternatively you can run the command listed for your product :\n\nSUSE OpenStack Cloud Crowbar 8 :\n\nzypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-1595=1\n\nSUSE OpenStack Cloud 8 :\n\nzypper in -t patch SUSE-OpenStack-Cloud-8-2020-1595=1\n\nSUSE OpenStack Cloud 7 :\n\nzypper in -t patch SUSE-OpenStack-Cloud-7-2020-1595=1\n\nSUSE Linux Enterprise Server for SAP 12-SP3 :\n\nzypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1595=1\n\nSUSE Linux Enterprise Server for SAP 12-SP2 :\n\nzypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1595=1\n\nSUSE Linux Enterprise Server 12-SP4 :\n\nzypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1595=1\n\nSUSE Linux Enterprise Server 12-SP3-LTSS :\n\nzypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1595=1\n\nSUSE Linux Enterprise Server 12-SP3-BCL :\n\nzypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-1595=1\n\nSUSE Linux Enterprise Server 12-SP2-LTSS :\n\nzypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1595=1\n\nSUSE Linux Enterprise Server 12-SP2-BCL :\n\nzypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-1595=1\n\nSUSE Enterprise Storage 5 :\n\nzypper in -t patch SUSE-Storage-5-2020-1595=1\n\nHPE Helion Openstack 8 :\n\nzypper in -t patch HPE-Helion-OpenStack-8-2020-1595=1\"\n );\n script_set_cvss_base_vector(\"CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N\");\n script_set_cvss_temporal_vector(\"CVSS2#E:U/RL:OF/RC:C\");\n script_set_cvss3_base_vector(\"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\");\n script_set_cvss3_temporal_vector(\"CVSS:3.0/E:U/RL:O/RC:C\");\n script_set_attribute(attribute:\"exploitability_ease\", value:\"No known exploits are available\");\n\n script_set_attribute(attribute:\"plugin_type\", value:\"local\");\n script_set_attribute(attribute:\"cpe\", value:\"p-cpe:/a:novell:suse_linux:ucode-intel\");\n script_set_attribute(attribute:\"cpe\", value:\"p-cpe:/a:novell:suse_linux:ucode-intel-debuginfo\");\n script_set_attribute(attribute:\"cpe\", value:\"p-cpe:/a:novell:suse_linux:ucode-intel-debugsource\");\n script_set_attribute(attribute:\"cpe\", value:\"cpe:/o:novell:suse_linux:12\");\n\n script_set_attribute(attribute:\"vuln_publication_date\", value:\"2020/01/28\");\n script_set_attribute(attribute:\"patch_publication_date\", value:\"2020/06/10\");\n script_set_attribute(attribute:\"plugin_publication_date\", value:\"2020/06/18\");\n script_set_attribute(attribute:\"generated_plugin\", value:\"current\");\n script_end_attributes();\n\n script_category(ACT_GATHER_INFO);\n script_copyright(english:\"This script is Copyright (C) 2020-2021 and is owned by Tenable, Inc. or an Affiliate thereof.\");\n script_family(english:\"SuSE Local Security Checks\");\n\n script_dependencies(\"ssh_get_info.nasl\");\n script_require_keys(\"Host/local_checks_enabled\", \"Host/cpu\", \"Host/SuSE/release\", \"Host/SuSE/rpm-list\");\n\n exit(0);\n}\n\n\ninclude(\"audit.inc\");\ninclude(\"global_settings.inc\");\ninclude(\"rpm.inc\");\n\n\nif (!get_kb_item(\"Host/local_checks_enabled\")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);\nrelease = get_kb_item(\"Host/SuSE/release\");\nif (isnull(release) || release !~ \"^(SLED|SLES)\") audit(AUDIT_OS_NOT, \"SUSE\");\nos_ver = pregmatch(pattern: \"^(SLE(S|D)\\d+)\", string:release);\nif (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, \"SUSE\");\nos_ver = os_ver[1];\nif (! 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This attack is known as Special Register Buffer Data Sampling (SRBDS) or 'CrossTalk' (bsc#1154824).\n\nCVE-2020-0548,CVE-2020-0549: Additional ucode updates were supplied to mitigate the Vector Register and L1D Eviction Sampling aka 'CacheOutAttack' attacks. (bsc#1156353)\n\nMicrocode Table :\n\nProcessor Identifier Version Products Model Stepping F-MO-S/PI Old->New\n\n---- new platforms ----------------------------------------\n\n---- updated platforms ------------------------------------ HSW C0 6-3c-3/32 00000027->00000028 Core Gen4 BDW-U/Y E0/F0 6-3d-4/c0 0000002e->0000002f Core Gen5 HSW-U C0/D0 6-45-1/72 00000025->00000026 Core Gen4 HSW-H C0 6-46-1/32 0000001b->0000001c Core Gen4 BDW-H/E3 E0/G0 6-47-1/22 00000021->00000022 Core Gen5 SKL-U/Y D0 6-4e-3/c0 000000d6->000000dc Core Gen6 Mobile SKL-U23e K1 6-4e-3/c0 000000d6->000000dc Core Gen6 Mobile SKX-SP B1 6-55-3/97 01000151->01000157 Xeon Scalable SKX-SP H0/M0/U0 6-55-4/b7 02000065->02006906 Xeon Scalable SKX-D M1 6-55-4/b7 02000065->02006906 Xeon D-21xx CLX-SP B0 6-55-6/bf 0400002c->04002f01 Xeon Scalable Gen2 CLX-SP B1 6-55-7/bf 0500002c->04002f01 Xeon Scalable Gen2 SKL-H/S R0/N0 6-5e-3/36 000000d6->000000dc Core Gen6; Xeon E3 v5 AML-Y22 H0 6-8e-9/10 000000ca->000000d6 Core Gen8 Mobile KBL-U/Y H0 6-8e-9/c0 000000ca->000000d6 Core Gen7 Mobile CFL-U43e D0 6-8e-a/c0 000000ca->000000d6 Core Gen8 Mobile WHL-U W0 6-8e-b/d0 000000ca->000000d6 Core Gen8 Mobile AML-Y42 V0 6-8e-c/94 000000ca->000000d6 Core Gen10 Mobile CML-Y42 V0 6-8e-c/94 000000ca->000000d6 Core Gen10 Mobile WHL-U V0 6-8e-c/94 000000ca->000000d6 Core Gen8 Mobile KBL-G/H/S/E3 B0 6-9e-9/2a 000000ca->000000d6 Core Gen7; Xeon E3 v6 CFL-H/S/E3 U0 6-9e-a/22 000000ca->000000d6 Core Gen8 Desktop, Mobile, Xeon E CFL-S B0 6-9e-b/02 000000ca->000000d6 Core Gen8 CFL-H/S P0 6-9e-c/22 000000ca->000000d6 Core Gen9 CFL-H R0 6-9e-d/22 000000ca->000000d6 Core Gen9 Mobile\n\nAlso contains the Intel CPU Microcode update to 20200520 :\n\nProcessor Identifier Version Products Model Stepping F-MO-S/PI Old->New\n\n---- new platforms ----------------------------------------\n\n---- updated platforms ------------------------------------ SNB-E/EN/EP C1/M0 6-2d-6/6d 0000061f->00000621 Xeon E3/E5, Core X SNB-E/EN/EP C2/M1 6-2d-7/6d 00000718->0000071a Xeon E3/E5, Core X\n\nNote that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. 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