{
  "Definition": [
    {
      "ID": "oval:org.altlinux.errata:def:20203257",
      "Version": "oval:org.altlinux.errata:def:20203257",
      "Class": "patch",
      "Metadata": {
        "Title": "ALT-PU-2020-3257: package `firefox-esr` update to version 78.4.1-alt1",
        "AffectedList": [
          {
            "Family": "unix",
            "Platforms": [
              "ALT Linux branch p11"
            ],
            "Products": [
              "ALT Container"
            ]
          }
        ],
        "References": [
          {
            "RefID": "ALT-PU-2020-3257",
            "RefURL": "https://errata.altlinux.org/ALT-PU-2020-3257",
            "Source": "ALTPU"
          },
          {
            "RefID": "CVE-2020-26950",
            "RefURL": "https://nvd.nist.gov/vuln/detail/CVE-2020-26950",
            "Source": "CVE"
          }
        ],
        "Description": "This update upgrades firefox-esr to version 78.4.1-alt1. \nSecurity Fix(es):\n\n * CVE-2020-26950: In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox \u003c 82.0.3, Firefox ESR \u003c 78.4.1, and Thunderbird \u003c 78.4.2.",
        "Advisory": {
          "From": "errata.altlinux.org",
          "Severity": "High",
          "Rights": "Copyright 2024 BaseALT Ltd.",
          "Issued": {
            "Date": "2020-11-11"
          },
          "Updated": {
            "Date": "2020-11-11"
          },
          "BDUs": null,
          "CVEs": [
            {
              "ID": "CVE-2020-26950",
              "CVSS": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
              "CVSS3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "CWE": "CWE-416",
              "Href": "https://nvd.nist.gov/vuln/detail/CVE-2020-26950",
              "Impact": "High",
              "Public": "20201209"
            }
          ],
          "AffectedCPEs": {
            "CPEs": [
              "cpe:/o:alt:container:11"
            ]
          }
        }
      },
      "Criteria": {
        "Operator": "AND",
        "Criterions": [
          {
            "TestRef": "oval:org.altlinux.errata:tst:3001",
            "Comment": "ALT Linux must be installed"
          }
        ],
        "Criterias": [
          {
            "Operator": "OR",
            "Criterions": [
              {
                "TestRef": "oval:org.altlinux.errata:tst:20203257001",
                "Comment": "firefox-esr is earlier than 0:78.4.1-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20203257002",
                "Comment": "firefox-esr-config-privacy is earlier than 0:78.4.1-alt1"
              },
              {
                "TestRef": "oval:org.altlinux.errata:tst:20203257003",
                "Comment": "firefox-esr-wayland is earlier than 0:78.4.1-alt1"
              }
            ]
          }
        ]
      }
    }
  ]
}