{
  "fix": "libgif7 5.1.4-2ubuntu0.1\u002Besm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libgif7-5.1.4-2ubuntu0.1-esm1",
  "summary": "libgif7 5.1.4-2ubuntu0.1\u002Besm1, released August 25, 2023, fixes 3 CVEs in libgif7. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libgif7 5.1.4-2ubuntu0.1\u002Besm1 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2023-08-25T07:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-40633, high severity",
  "supported": false,
  "cveCount": 3,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01717,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "libgif7",
      "productUrl": "https://patchblox.com/security/product/linux/libgif7",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.1.4-2ubuntu0.1\u002Besm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-40633",
      "url": "https://patchblox.com/security/cve/CVE-2021-40633",
      "title": "giflib: A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.01717,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-28506",
      "url": "https://patchblox.com/security/cve/CVE-2022-28506",
      "title": "giflib-tools: There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 5.5,
      "epss": 0.01253,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39742",
      "url": "https://patchblox.com/security/cve/CVE-2023-39742",
      "title": "giflib: giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c.",
      "priority": "Routine",
      "severity": "moderate",
      "epss": 0.00346,
      "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"
  }
}