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CVE-2026-5778

🗓️ 09 Apr 2026 21:45:09Reported by wolfSSLType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Unauthenticated attacker can crash via integer underflow in wolfssl ChaCha decrypt path causing out of bounds read with malformed application data records.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-5778
9 Apr 202621:45
attackerkb
AlpineLinux
CVE-2026-5778
9 Apr 202621:45
alpinelinux
CNNVD
wolfSSL 安全漏洞
9 Apr 202600:00
cnnvd
Cvelist
CVE-2026-5778 Integer underflow leads to out-of-bounds access in sniffer ChaCha decrypt path.
9 Apr 202621:45
cvelist
Debian CVE
CVE-2026-5778
9 Apr 202621:45
debiancve
EUVD
EUVD-2026-21220
10 Apr 202600:30
euvd
NVD
CVE-2026-5778
9 Apr 202622:16
nvd
OSV
DEBIAN-CVE-2026-5778
9 Apr 202622:16
osv
OSV
UBUNTU-CVE-2026-5778
9 Apr 202622:16
osv
Positive Technologies
PT-2026-31813
9 Apr 202600:00
ptsecurity
Rows per page
NVD
Node
wolfsslwolfsslRange<5.9.1
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "modules": [
      "Packet sniffer"
    ],
    "programFiles": [
      "src/sniffer.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "5.9.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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29 Apr 2026 14:50Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.5
CVSS 42.1
EPSS0.00051
SSVC
8