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CVE-2026-33818 Enforce maximum recursion depth in encoding/asn1

🗓️ 13 Aug 2026 21:58:52Reported by GoType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

Unmarshal in encoding/asn1 now enforces a recursion limit to prevent stack exhaustion on deeply nested structures.

Related
Affected
Refs
[
  {
    "vendor": "Go standard library",
    "product": "encoding/asn1",
    "collectionURL": "https://pkg.go.dev",
    "packageName": "encoding/asn1",
    "versions": [
      {
        "version": "0",
        "lessThan": "1.25.13",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "1.26.0-0",
        "lessThan": "1.26.6",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "1.27.0-0",
        "lessThan": "1.27.0-rc.3",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "programRoutines": [
      {
        "name": "parseSequenceOf"
      },
      {
        "name": "parseField"
      },
      {
        "name": "UnmarshalWithParams"
      },
      {
        "name": "Unmarshal"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Oct 2026 22:21Current
CVSS 3.17.5
EPSS0.00568
SSVC
51