{
  "fix": "ring-daemon 20180228.1.503da2b~ds1-1ubuntu0.1~esm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-ring-daemon-20180228.1.503da2b-ds1-1ubuntu0.1-esm1",
  "summary": "ring-daemon 20180228.1.503da2b~ds1-1ubuntu0.1~esm1, released March 14, 2023, fixes 19 CVEs in ring-daemon. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "ring-daemon 20180228.1.503da2b~ds1-1ubuntu0.1~esm1 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2023-03-14T10:15:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2021-37706, rated Critical",
  "supported": false,
  "cveCount": 19,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.04924,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "ring-daemon",
      "productUrl": "https://patchblox.com/security/product/linux/ring-daemon",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20180228.1.503da2b~ds1-1ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-37706",
      "url": "https://patchblox.com/security/cve/CVE-2021-37706",
      "title": "asterisk: asterisk - security update",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.04924,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-21723",
      "url": "https://patchblox.com/security/cve/CVE-2022-21723",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C language implementing standard based pr...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.04357,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-23608",
      "url": "https://patchblox.com/security/cve/CVE-2022-23608",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C language implementing standard based pr...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.04022,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43845",
      "url": "https://patchblox.com/security/cve/CVE-2021-43845",
      "title": "ring: PJSIP is a free and open source multimedia communication library",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.03893,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43299",
      "url": "https://patchblox.com/security/cve/CVE-2021-43299",
      "title": "ring: Stack overflow in PJSUA API when calling pjsua_player_create",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.02493,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43300",
      "url": "https://patchblox.com/security/cve/CVE-2021-43300",
      "title": "ring: Stack overflow in PJSUA API when calling pjsua_recorder_create",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.02356,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43301",
      "url": "https://patchblox.com/security/cve/CVE-2021-43301",
      "title": "ring: Stack overflow in PJSUA API when calling pjsua_playlist_create",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.02356,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43303",
      "url": "https://patchblox.com/security/cve/CVE-2021-43303",
      "title": "ring: Buffer overflow in PJSUA API when calling pjsua_call_dump",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.02356,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43302",
      "url": "https://patchblox.com/security/cve/CVE-2021-43302",
      "title": "ring: Read out-of-bounds in PJSUA API when calling pjsua_recorder_create",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.02179,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-24754",
      "url": "https://patchblox.com/security/cve/CVE-2022-24754",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C language",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.0208,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-39244",
      "url": "https://patchblox.com/security/cve/CVE-2022-39244",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.015,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-23537",
      "url": "https://patchblox.com/security/cve/CVE-2022-23537",
      "title": "asterisk: asterisk - security update",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.01114,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-23547",
      "url": "https://patchblox.com/security/cve/CVE-2022-23547",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C language implementing standard based pr...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.01026,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-24764",
      "url": "https://patchblox.com/security/cve/CVE-2022-24764",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.02376,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-27585",
      "url": "https://patchblox.com/security/cve/CVE-2023-27585",
      "title": "asterisk: PJSIP is a free and open source multimedia communication library written in C",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.02311,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-43804",
      "url": "https://patchblox.com/security/cve/CVE-2021-43804",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C language implementing standard based pr...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.3,
      "epss": 0.02293,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-24793",
      "url": "https://patchblox.com/security/cve/CVE-2022-24793",
      "title": "ring: PJSIP is a free and open source multimedia communication library written in C",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.02176,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31031",
      "url": "https://patchblox.com/security/cve/CVE-2022-31031",
      "title": "jami-daemon: PJSIP is a free and open source multimedia communication library written in C language implementing standard based pr...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.02068,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-24763",
      "url": "https://patchblox.com/security/cve/CVE-2022-24763",
      "title": "jami: PJSIP is a free and open source multimedia communication library written in the C language",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.02063,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T01:58:51Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}