{
  "threat_severity" : "Low",
  "public_date" : "2021-03-05T00:40:00Z",
  "bugzilla" : {
    "description" : "kernel: audit not logging access to syscall open_by_handle_at for users with CAP_DAC_READ_SEARCH capability",
    "id" : "1908577",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1908577"
  },
  "cvss3" : {
    "cvss3_base_score" : "3.4",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N",
    "status" : "draft"
  },
  "cwe" : "CWE-863",
  "details" : [ "A flaw was found in the Linux kernels implementation of audit rules, where a syscall can unexpectedly not be correctly not be logged by the audit subsystem", "A flaw was found in the Linux kernels implementation of audit rules, where a syscall can unexpectedly not be correctly not be logged by the audit subsystem" ],
  "acknowledgement" : "Red Hat would like to thank Felix Kosterhon (SECUINFRA GmbH) for reporting this issue.",
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-alt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2020-35501\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-35501" ],
  "name" : "CVE-2020-35501",
  "mitigation" : {
    "value" : "This syscall can still be audited by using the 'syscall auditing feature' by passing open_by_handle_at to it in the rule.  Existing auditing ruleset requirements generally use this mechanism.",
    "lang" : "en:us"
  },
  "csaw" : false
}