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{"acknowledgement": "Red Hat would like to thank Andy Nguyen (Google) and Intel for reporting this issue.", "affected_release": [{"advisory": "RHSA-2020:4280", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-1160.2.2.rt56.1134.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4276", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-1160.2.2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4279", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-alt-0:4.14.0-115.32.1.el7a", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4990", "cpe": "cpe:/o:redhat:rhel_aus:7.2", "package": "kernel-0:3.10.0-327.93.1.el7", "product_name": "Red Hat Enterprise Linux 7.2 Advanced Update Support", "release_date": "2020-11-10T00:00:00Z"}, {"advisory": "RHSA-2020:4991", "cpe": "cpe:/o:redhat:rhel_aus:7.3", "package": "kernel-0:3.10.0-514.85.1.el7", "product_name": "Red Hat Enterprise Linux 7.3 Advanced Update Support", "release_date": "2020-11-10T00:00:00Z"}, {"advisory": "RHSA-2020:4991", "cpe": "cpe:/o:redhat:rhel_tus:7.3", "package": "kernel-0:3.10.0-514.85.1.el7", "product_name": "Red Hat Enterprise Linux 7.3 Telco Extended Update Support", "release_date": "2020-11-10T00:00:00Z"}, {"advisory": "RHSA-2020:4991", "cpe": "cpe:/o:redhat:rhel_e4s:7.3", "package": "kernel-0:3.10.0-514.85.1.el7", "product_name": "Red Hat Enterprise Linux 7.3 Update Services for SAP Solutions", "release_date": "2020-11-10T00:00:00Z"}, {"advisory": "RHSA-2020:4278", "cpe": "cpe:/o:redhat:rhel_aus:7.4", "package": "kernel-0:3.10.0-693.77.1.el7", "product_name": "Red Hat Enterprise Linux 7.4 Advanced Update Support", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4278", "cpe": "cpe:/o:redhat:rhel_tus:7.4", "package": "kernel-0:3.10.0-693.77.1.el7", "product_name": "Red Hat Enterprise Linux 7.4 Telco Extended Update Support", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4278", "cpe": "cpe:/o:redhat:rhel_e4s:7.4", "package": "kernel-0:3.10.0-693.77.1.el7", "product_name": "Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4281", "cpe": "cpe:/o:redhat:rhel_eus:7.6", "package": "kernel-0:3.10.0-957.61.2.el7", "product_name": "Red Hat Enterprise Linux 7.6 Extended Update Support", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4277", "cpe": "cpe:/o:redhat:rhel_eus:7.7", "package": "kernel-0:3.10.0-1062.37.1.el7", "product_name": "Red Hat Enterprise Linux 7.7 Extended Update Support", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4289", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-193.28.1.rt13.77.el8_2", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4286", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-193.28.1.el8_2", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4288", "cpe": "cpe:/o:redhat:rhel_e4s:8.0", "package": "kernel-0:4.18.0-80.30.1.el8_0", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4287", "cpe": "cpe:/o:redhat:rhel_eus:8.1", "package": "kernel-0:4.18.0-147.32.1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Extended Update Support", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4281", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "kernel-0:3.10.0-957.61.2.el7", "product_name": "Red Hat Virtualization 4.2 for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-19T00:00:00Z"}], "bugzilla": {"description": "kernel: net: bluetooth: information leak when processing certain AMP packets", "id": "1886529", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1886529"}, "csaw": true, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-284->CWE-201", "details": ["Improper access control in BlueZ may allow an unauthenticated user to potentially enable information disclosure via adjacent access.", "An information leak flaw was found in the way Linux kernel\u2019s Bluetooth stack implementation handled initialization of stack memory when handling certain AMP (Alternate MAC-PHY Manager Protocol) packets. This flaw allows a remote attacker in an adjacent range to leak small portions of stack memory on the system by sending specially crafted AMP packets. The highest threat from this vulnerability is to data confidentiality."], "mitigation": {"lang": "en:us", "value": "To mitigate these vulnerabilities on the operating system level, disable the Bluetooth functionality via blocklisting kernel modules in the Linux kernel. The kernel modules can be prevented from being loaded by using system-wide modprobe rules. Instructions on how to disable Bluetooth modules are available on the Customer Portal at https://access.redhat.com/solutions/2682931.\nAlternatively, Bluetooth can be disabled within the hardware or at BIOS level which will also provide an effective mitigation as the kernel will not be able to detect that Bluetooth hardware is present on the system."}, "name": "CVE-2020-12352", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2020-10-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-12352\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-12352\nhttps://github.com/google/security-research/security/advisories/GHSA-7mh3-gq28-gfrq\nhttps://lore.kernel.org/linux-bluetooth/20200806181714.3216076-1-luiz.dentz@gmail.com/\nhttps://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00435.html"], "threat_severity": "Moderate"}