{
  "cveId": "CVE-2026-40469",
  "url": "https://patchblox.com/security/cve/CVE-2026-40469",
  "summary": "CVE-2026-40469 is fixed in gawk on 1 platform, first by gawk 1:5.3.2-1ubuntu1.1, released July 13, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "gawk: Integer overflow vulnerability has been found in \u0022builtin.c\u0022 program file of gawk (do_sub() routine)",
  "description": "Integer overflow vulnerability has been found in \u0022builtin.c\u0022 program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects\u00A032-bit builds of gawk in versions 5.4.0 and below.",
  "published": "2026-07-13T06:16:00Z",
  "severity": "Medium",
  "epss": 0.00213,
  "epssPercentile": 0.11719,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "gawk",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:4.1.4\u002Bdfsg-1ubuntu0.1~esm2",
      "fix": "gawk 1:4.1.4\u002Bdfsg-1ubuntu0.1~esm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-gawk-1-4.1.4-dfsg-1ubuntu0.1-esm2",
      "released": "2026-07-24T13:34:46Z"
    },
    {
      "platform": "linux",
      "product": "gawk",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:5.0.1\u002Bdfsg-1ubuntu0.1\u002Besm1",
      "fix": "gawk 1:5.0.1\u002Bdfsg-1ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-gawk-1-5.0.1-dfsg-1ubuntu0.1-esm1",
      "released": "2026-07-24T13:34:49Z"
    },
    {
      "platform": "linux",
      "product": "gawk",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "1:5.1.0-1ubuntu0.2",
      "fix": "gawk 1:5.1.0-1ubuntu0.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-gawk-1-5.1.0-1ubuntu0.2",
      "released": "2026-07-24T13:34:54Z"
    },
    {
      "platform": "linux",
      "product": "gawk",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:5.2.1-2ubuntu0.1",
      "fix": "gawk 1:5.2.1-2ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-gawk-1-5.2.1-2ubuntu0.1",
      "released": "2026-07-24T13:34:54Z"
    },
    {
      "platform": "linux",
      "product": "gawk",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "1:5.3.2-1ubuntu1.1",
      "fix": "gawk 1:5.3.2-1ubuntu1.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-gawk-1-5.3.2-1ubuntu1.1",
      "released": "2026-07-13T06:16:00Z"
    }
  ],
  "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"
  }
}