{
  "fix": "u-boot 2022.01\u002Bdfsg-2ubuntu2.3",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-u-boot-2022.01-dfsg-2ubuntu2.3",
  "summary": "u-boot 2022.01\u002Bdfsg-2ubuntu2.3, released September 23, 2022, fixes 7 CVEs in u-boot. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "package",
  "title": "u-boot 2022.01\u002Bdfsg-2ubuntu2.3 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2022-09-23T06:15:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2022-34835, rated Critical",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02731,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "u-boot",
      "productUrl": "https://patchblox.com/security/product/linux/u-boot",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "2022.01\u002Bdfsg-2ubuntu2.3",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2022-34835",
      "url": "https://patchblox.com/security/cve/CVE-2022-34835",
      "title": "u-boot: In Das U-Boot through 2022.07-rc5, an integer signedness error and resultant stack-based buffer overflow in the \u0022i2c...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.023,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-30767",
      "url": "https://patchblox.com/security/cve/CVE-2022-30767",
      "title": "u-boot: nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.02731,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-2347",
      "url": "https://patchblox.com/security/cve/CVE-2022-2347",
      "title": "u-boot-amlogic: There exists an unchecked length field in UBoot",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.1,
      "epss": 0.00577,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-30790",
      "url": "https://patchblox.com/security/cve/CVE-2022-30790",
      "title": "u-boot-amlogic: Das U-Boot 2022.01 has a Buffer Overflow, a different issue than CVE-2022-30552.",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.0057,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-33967",
      "url": "https://patchblox.com/security/cve/CVE-2022-33967",
      "title": "u-boot: squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to v2022.07-rc5 contains a heap-based buffer...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.00558,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-33103",
      "url": "https://patchblox.com/security/cve/CVE-2022-33103",
      "title": "u-boot-mvebu: Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfs_readd...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.00459,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-30552",
      "url": "https://patchblox.com/security/cve/CVE-2022-30552",
      "title": "u-boot-tools: Das U-Boot 2022.01 has a Buffer Overflow.",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.5,
      "epss": 0.00451,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T13:55:20Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}