{
  "cveId": "CVE-2020-29562",
  "url": "https://patchblox.com/security/cve/CVE-2020-29562",
  "summary": "CVE-2020-29562 is fixed in 21 products on 1 platform, first by glibc-source 2.27-3ubuntu1.5, released January 31, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "glibc-source: The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an ir...",
  "description": "The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an irreversible character, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.",
  "published": "2020-12-03T23:15:00Z",
  "severity": "Low",
  "epss": 0.01682,
  "epssPercentile": 0.77101,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "glibc-source",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.27-3ubuntu1.5",
      "fix": "glibc-source 2.27-3ubuntu1.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-glibc-source-2.27-3ubuntu1.5",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "glibc-source",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.31-0ubuntu9.7",
      "fix": "glibc-source 2.31-0ubuntu9.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-glibc-source-2.31-0ubuntu9.7",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libc-bin",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.27-3ubuntu1.5",
      "fix": "libc-bin 2.27-3ubuntu1.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libc-bin-2.27-3ubuntu1.5",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libc-bin",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.31-0ubuntu9.7",
      "fix": "libc-bin 2.31-0ubuntu9.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libc-bin-2.31-0ubuntu9.7",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libc-dev-bin",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.27-3ubuntu1.5",
      "fix": "libc-dev-bin 2.27-3ubuntu1.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libc-dev-bin-2.27-3ubuntu1.5",
      "released": "2022-01-31T16:00:00Z"
    },
    {
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      "product": "libc-dev-bin",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.31-0ubuntu9.7",
      "fix": "libc-dev-bin 2.31-0ubuntu9.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libc-dev-bin-2.31-0ubuntu9.7",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libc6",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.27-3ubuntu1.5",
      "fix": "libc6 2.27-3ubuntu1.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libc6-2.27-3ubuntu1.5",
      "released": "2022-01-31T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libc6",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.31-0ubuntu9.7",
      "fix": "libc6 2.31-0ubuntu9.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libc6-2.31-0ubuntu9.7",
      "released": "2022-01-31T16:00:00Z"
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      "product": "libc6-amd64",
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      "released": "2022-01-31T16:00:00Z"
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      "released": "2022-01-31T16:00:00Z"
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      "product": "libc6-armel",
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      "released": "2022-01-31T16:00:00Z"
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    {
      "platform": "linux",
      "product": "libc6-armel",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "fix": "libc6-armel 2.31-0ubuntu9.7",
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      "released": "2022-01-31T16:00:00Z"
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    {
      "platform": "linux",
      "product": "libc6-dev-amd64",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "fix": "libc6-dev-amd64 2.27-3ubuntu1.5",
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      "released": "2022-01-31T16:00:00Z"
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      "platform": "linux",
      "product": "libc6-dev-amd64",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "released": "2022-01-31T16:00:00Z"
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      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "released": "2022-01-31T16:00:00Z"
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      "product": "libc6-dev-armel",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "release": "Ubuntu 20.04 LTS (focal)",
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      "released": "2022-01-31T16:00:00Z"
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  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}