{
  "threat_severity" : "Important",
  "public_date" : "2020-01-27T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function in drivers/net/wireless/marvell/mwifiex/wmm.c",
    "id" : "1832530",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1832530"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-122",
  "details" : [ "An issue was found in Linux kernel before 5.5.4. mwifiex_ret_wmm_get_status() in drivers/net/wireless/marvell/mwifiex/wmm.c allows a remote AP to trigger a heap-based buffer overflow because of an incorrect memcpy, aka CID-3a9b153c5591.", "A flaw was found in the Linux kernel. The Marvell mwifiex driver allows a remote WiFi access point to trigger a heap-based memory buffer overflow due to an incorrect memcpy operation. The highest threat from this vulnerability is to data integrity and system availability." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3221",
    "cpe" : "cpe:/a:redhat:rhel_extras_rt:7",
    "package" : "kernel-rt-0:3.10.0-1127.18.2.rt56.1116.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3220",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "kernel-0:3.10.0-1127.18.2.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.2 Advanced Update Support",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3232",
    "cpe" : "cpe:/o:redhat:rhel_aus:7.2",
    "package" : "kernel-0:3.10.0-327.90.2.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.3 Advanced Update Support",
    "release_date" : "2020-07-07T00:00:00Z",
    "advisory" : "RHSA-2020:2832",
    "cpe" : "cpe:/o:redhat:rhel_aus:7.3",
    "package" : "kernel-0:3.10.0-514.78.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.3 Telco Extended Update Support",
    "release_date" : "2020-07-07T00:00:00Z",
    "advisory" : "RHSA-2020:2832",
    "cpe" : "cpe:/o:redhat:rhel_tus:7.3",
    "package" : "kernel-0:3.10.0-514.78.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.3 Update Services for SAP Solutions",
    "release_date" : "2020-07-07T00:00:00Z",
    "advisory" : "RHSA-2020:2832",
    "cpe" : "cpe:/o:redhat:rhel_e4s:7.3",
    "package" : "kernel-0:3.10.0-514.78.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.4 Advanced Update Support",
    "release_date" : "2020-08-12T00:00:00Z",
    "advisory" : "RHSA-2020:3432",
    "cpe" : "cpe:/o:redhat:rhel_aus:7.4",
    "package" : "kernel-0:3.10.0-693.72.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.4 Telco Extended Update Support",
    "release_date" : "2020-08-12T00:00:00Z",
    "advisory" : "RHSA-2020:3432",
    "cpe" : "cpe:/o:redhat:rhel_tus:7.4",
    "package" : "kernel-0:3.10.0-693.72.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions",
    "release_date" : "2020-08-12T00:00:00Z",
    "advisory" : "RHSA-2020:3432",
    "cpe" : "cpe:/o:redhat:rhel_e4s:7.4",
    "package" : "kernel-0:3.10.0-693.72.1.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.6 Extended Update Support",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3226",
    "cpe" : "cpe:/o:redhat:rhel_eus:7.6",
    "package" : "kernel-0:3.10.0-957.58.2.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.7 Extended Update Support",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3224",
    "cpe" : "cpe:/o:redhat:rhel_eus:7.7",
    "package" : "kernel-0:3.10.0-1062.31.2.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-07-21T00:00:00Z",
    "advisory" : "RHSA-2020:3016",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8::nfv",
    "package" : "kernel-rt-0:4.18.0-193.13.2.rt13.65.el8_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-07-21T00:00:00Z",
    "advisory" : "RHSA-2020:3010",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-193.13.2.el8_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions",
    "release_date" : "2020-07-21T00:00:00Z",
    "advisory" : "RHSA-2020:3041",
    "cpe" : "cpe:/o:redhat:rhel_e4s:8.0",
    "package" : "kernel-0:4.18.0-80.27.1.el8_0"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.1 Extended Update Support",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3222",
    "cpe" : "cpe:/o:redhat:rhel_eus:8.1",
    "package" : "kernel-0:4.18.0-147.24.2.el8_1"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "release_date" : "2020-08-11T00:00:00Z",
    "advisory" : "RHSA-2020:3389",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2:server:el6",
    "package" : "kernel-rt-1:3.10.0-693.72.1.rt56.672.el6rt"
  }, {
    "product_name" : "Red Hat Virtualization 4.2 for Red Hat Enterprise Linux 7.6 EUS",
    "release_date" : "2020-07-29T00:00:00Z",
    "advisory" : "RHSA-2020:3226",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7::hypervisor",
    "package" : "kernel-0:3.10.0-957.58.2.el7"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Affected",
    "package_name" : "kernel-alt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2020-12654\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-12654" ],
  "name" : "CVE-2020-12654",
  "mitigation" : {
    "value" : "In order to mitigate this issue, it is possible to prevent the affected code from being loaded by blacklisting the kernel module mwifiex. For instructions relating to how to blacklist a kernel module, refer to: https://access.redhat.com/solutions/41278",
    "lang" : "en:us"
  },
  "csaw" : false
}