data/cve/v5/GO-2026-4962.json

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2026-33812"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Excessive memory allocation when decoding malicious SFNT in golang.org/x/image",
      "descriptions": [
        {
          "lang": "en",
          "value": "Parsing a malicious font file can cause excessive memory allocation."
        }
      ],
      "affected": [
        {
          "vendor": "golang.org/x/image",
          "product": "golang.org/x/image/font/sfnt",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "golang.org/x/image/font/sfnt",
          "versions": [
            {
              "version": "0",
              "lessThan": "0.39.0",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "source.view"
            },
            {
              "name": "Collection.Font"
            },
            {
              "name": "Font.GlyphAdvance"
            },
            {
              "name": "Font.GlyphBounds"
            },
            {
              "name": "Font.GlyphIndex"
            },
            {
              "name": "Font.GlyphName"
            },
            {
              "name": "Font.Kern"
            },
            {
              "name": "Font.LoadGlyph"
            },
            {
              "name": "Font.Name"
            },
            {
              "name": "Font.WriteSourceTo"
            },
            {
              "name": "Parse"
            },
            {
              "name": "ParseCollection"
            },
            {
              "name": "ParseCollectionReaderAt"
            },
            {
              "name": "ParseReaderAt"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-789: Memory Allocation with Excessive Size Value"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/cl/761180"
        },
        {
          "url": "https://go.dev/issue/78382"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2026-4962"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Andy Gill, ZephrSec Ltd"
        }
      ]
    }
  }
}