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CVE-2026-33936 python-ecdsa: Denial of Service via improper DER length validation in crafted private keys

🗓️ 27 Mar 2026 22:08:22Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 19 Views

DoS in python-ecdsa before 0.19.2 via Distinguished Encoding Rules length validation that crashes SigningKey.from_der.

Related
Affected
Refs
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Pure-Python ECDSA and ECDH 安全漏洞
27 Mar 202600:00
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Debian CVE
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27 Mar 202622:08
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EulerOS 2.0 SP13 : python-ecdsa (EulerOS-SA-2026-2309)
10 Jun 202600:00
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Rows per page
[
  {
    "vendor": "tlsfuzzer",
    "product": "python-ecdsa",
    "versions": [
      {
        "version": "< 0.19.2",
        "status": "affected"
      }
    ]
  }
]

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