{
  "Definition": [
    {
      "ID": "oval:org.altlinux.errata:def:20213527",
      "Version": "oval:org.altlinux.errata:def:20213527",
      "Class": "patch",
      "Metadata": {
        "Title": "ALT-PU-2021-3527: package `kernel-image-std-def` update to version 5.10.84-alt1",
        "AffectedList": [
          {
            "Family": "unix",
            "Platforms": [
              "ALT Linux branch c10f1"
            ],
            "Products": [
              "ALT SP Workstation",
              "ALT SP Server"
            ]
          }
        ],
        "References": [
          {
            "RefID": "ALT-PU-2021-3527",
            "RefURL": "https://errata.altlinux.org/ALT-PU-2021-3527",
            "Source": "ALTPU"
          },
          {
            "RefID": "BDU:2022-05887",
            "RefURL": "https://bdu.fstec.ru/vul/2022-05887",
            "Source": "BDU"
          },
          {
            "RefID": "CVE-2021-4001",
            "RefURL": "https://nvd.nist.gov/vuln/detail/CVE-2021-4001",
            "Source": "CVE"
          }
        ],
        "Description": "This update upgrades kernel-image-std-def to version 5.10.84-alt1. \nSecurity Fix(es):\n\n * BDU:2022-05887: Уязвимость верификатора ebpf компонента bpf_map_update_elem и bpf_map_freeze (kernel/bpf/syscall.c) ядра операционной системы Linux, позволяющая нарушителю оказать воздействие на целостность данных\n\n * CVE-2021-4001: A race condition was found in the Linux kernel's ebpf verifier between bpf_map_update_elem and bpf_map_freeze due to a missing lock in kernel/bpf/syscall.c. In this flaw, a local user with a special privilege (cap_sys_admin or cap_bpf) can modify the frozen mapped address space. This flaw affects kernel versions prior to 5.16 rc2.",
        "Advisory": {
          "From": "errata.altlinux.org",
          "Severity": "Low",
          "Rights": "Copyright 2024 BaseALT Ltd.",
          "Issued": {
            "Date": "2021-12-13"
          },
          "Updated": {
            "Date": "2021-12-13"
          },
          "BDUs": [
            {
              "ID": "BDU:2022-05887",
              "CVSS": "AV:L/AC:M/Au:S/C:N/I:C/A:N",
              "CVSS3": "AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N",
              "CWE": "CWE-367",
              "Href": "https://bdu.fstec.ru/vul/2022-05887",
              "Impact": "Low",
              "Public": "20211109"
            }
          ],
          "CVEs": [
            {
              "ID": "CVE-2021-4001",
              "CVSS": "AV:L/AC:M/Au:N/C:N/I:C/A:N",
              "CVSS3": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N",
              "CWE": "CWE-367",
              "Href": "https://nvd.nist.gov/vuln/detail/CVE-2021-4001",
              "Impact": "Low",
              "Public": "20220121"
            }
          ],
          "AffectedCPEs": {
            "CPEs": [
              "cpe:/o:alt:spworkstation:10",
              "cpe:/o:alt:spserver:10"
            ]
          }
        }
      },
      "Criteria": {
        "Operator": "AND",
        "Criterions": [
          {
            "TestRef": "oval:org.altlinux.errata:tst:4001",
            "Comment": "ALT Linux must be installed"
          }
        ],
        "Criterias": [
          {
            "Operator": "OR",
            "Criterions": [
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527001",
                "Comment": "kernel-doc-std is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527002",
                "Comment": "kernel-headers-modules-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527003",
                "Comment": "kernel-headers-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527004",
                "Comment": "kernel-image-domU-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527005",
                "Comment": "kernel-image-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527006",
                "Comment": "kernel-image-std-def-checkinstall is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527007",
                "Comment": "kernel-modules-drm-ancient-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527008",
                "Comment": "kernel-modules-drm-nouveau-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527009",
                "Comment": "kernel-modules-drm-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527010",
                "Comment": "kernel-modules-ide-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527011",
                "Comment": "kernel-modules-midgard-be-m1000-std-def is earlier than 2:5.10.84-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20213527012",
                "Comment": "kernel-modules-staging-std-def is earlier than 2:5.10.84-alt1"
              }
            ]
          }
        ]
      }
    }
  ]
}