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CVE-2026-73568 py-libp2p: yamux connection DoS via oversized data frame

🗓️ 13 Aug 2026 17:43:26Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

py-libp2p yamux handle_incoming() blocks on oversized 0xFFFFFFFF DATA frame length, causing DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-73568
13 Aug 202618:35
circl
cve
CVE
CVE-2026-73568
13 Aug 202617:43
cve
euvd
EUVD
EUVD-2026-58183
13 Aug 202617:43
euvd
github
Github Security Blog
libp2p: yamux connection DoS via oversized data frame
24 Jul 202622:37
github
nvd
NVD
CVE-2026-73568
13 Aug 202618:18
nvd
osv
OSV
GHSA-HMJ8-5XMH-5573 libp2p: yamux connection DoS via oversized data frame
24 Jul 202622:37
osv
vulnrichment
Vulnrichment
CVE-2026-73568 py-libp2p: yamux connection DoS via oversized data frame
13 Aug 202617:43
vulnrichment
[
  {
    "vendor": "libp2p",
    "product": "py-libp2p",
    "versions": [
      {
        "version": "<= 0.7.0",
        "status": "affected"
      }
    ]
  }
]

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