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EUVD-2026-43956

🗓️ 14 Jul 2026 16:41:10Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 2 Views

pyasn1 BER decoder before 0.6.4 allows crafted long-form tags to trigger large integers and errors in Python 3.11+.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AlpineLinux
CVE-2026-59884
14 Jul 202616:41
alpinelinux
CVE
CVE-2026-59884
14 Jul 202616:41
cve
Cvelist
CVE-2026-59884 pyasn1 BER/CER/DER decoder denial of service via unbounded long-form tag IDs
14 Jul 202616:41
cvelist
NVD
CVE-2026-59884
14 Jul 202617:17
nvd
OSV
CVE-2026-59884 pyasn1 BER/CER/DER decoder denial of service via unbounded long-form tag IDs
14 Jul 202616:41
osv
OSV
DEBIAN-CVE-2026-59884
14 Jul 202617:17
osv
OSV
ECHO-26AA-F245-5297
15 Jul 202620:14
osv
OSV
UBUNTU-CVE-2026-59884
14 Jul 202617:17
osv
Positive Technologies
PT-2026-58286
14 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-59884 pyasn1 BER/CER/DER decoder denial of service via unbounded long-form tag IDs
14 Jul 202616:41
vulnrichment
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "a044a079-05d0-35de-a647-4e2b08fb1d6b",
        "vendor": {
          "name": "pyasn1"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "5c0de679-b801-3eb5-948d-7f48899c2c2f",
        "product": {
          "name": "pyasn1",
          "vendor": {
            "name": "pyasn1"
          }
        },
        "product_version": "< 0.6.4"
      }
    ]
  }
]

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14 Jul 2026 16:41Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.5
2