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CVE-2026-59884 pyasn1 BER/CER/DER decoder denial of service via unbounded long-form tag IDs

🗓️ 14 Jul 2026 16:41:10Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

pyasn1 BER CER DER decoders may cause denial of service with unbounded long-form tag IDs; fixed in 0.6.4.

Related
Affected
Refs
[
  {
    "vendor": "pyasn1",
    "product": "pyasn1",
    "versions": [
      {
        "version": "< 0.6.4",
        "status": "affected"
      }
    ]
  }
]

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14 Jul 2026 16:41Current
CVSS 3.17.5
EPSS0.00349
43