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CVE-2026-54874 Excessive Memory Use Buffering DTLS Records for a Future Epoch

🗓️ 25 Aug 2026 12:59:17Reported by opensslType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Memory amplification DoS in OpenSSL DTLS via buffering entire read buffer for future-epoch records.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
OpenSSL -- Multiple vulnerabilities
25 Aug 202600:00
freebsd
circl
Circl
CVE-2026-54874
25 Aug 202616:02
circl
cve
CVE
CVE-2026-54874
25 Aug 202612:59
cve
debiancve
Debian CVE
CVE-2026-54874
25 Aug 202612:59
debiancve
euvd
EUVD
EUVD-2026-65481
25 Aug 202612:59
euvd
nvd
NVD
CVE-2026-54874
25 Aug 202613:19
nvd
ptsecurity
Positive Technologies
PT-2026-81301
25 Aug 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-54874
25 Aug 202616:57
redhatcve
ubuntucve
UbuntuCve
CVE-2026-54874
25 Aug 202600:00
ubuntucve
vulnrichment
Vulnrichment
CVE-2026-54874 Excessive Memory Use Buffering DTLS Records for a Future Epoch
25 Aug 202612:59
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "product": "OpenSSL",
    "vendor": "OpenSSL",
    "versions": [
      {
        "lessThan": "4.0.2",
        "status": "affected",
        "version": "4.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.6.4",
        "status": "affected",
        "version": "3.6.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.5.8",
        "status": "affected",
        "version": "3.5.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.4.7",
        "status": "affected",
        "version": "3.4.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.0.22",
        "status": "affected",
        "version": "3.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "1.1.1zi",
        "status": "affected",
        "version": "1.1.1",
        "versionType": "custom"
      },
      {
        "lessThan": "1.0.2zr",
        "status": "affected",
        "version": "1.0.2",
        "versionType": "custom"
      }
    ]
  }
]

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