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CVE-2026-45446 Incorrect Tag Processing for Empty Messages in AES-GCM-SIV and AES-SIV modes

🗓️ 09 Jun 2026 16:03:32Reported by opensslType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Incorrect tag handling for empty messages in AES-SIV and AES-GCM-SIV enables forgery with arbitrary authenticated data.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-45446
9 Jun 202616:03
cve
NVD
CVE-2026-45446
9 Jun 202617:17
nvd
Positive Technologies
PT-2026-47843
9 Jun 202600:00
ptsecurity
[
  {
    "defaultStatus": "unaffected",
    "product": "OpenSSL",
    "vendor": "OpenSSL",
    "versions": [
      {
        "lessThan": "4.0.1",
        "status": "affected",
        "version": "4.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.6.3",
        "status": "affected",
        "version": "3.6.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.5.7",
        "status": "affected",
        "version": "3.5.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.4.6",
        "status": "affected",
        "version": "3.4.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.0.21",
        "status": "affected",
        "version": "3.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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