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CVE-2026-64847 AnyIO process-pool workers can block indefinitely on undrained stderr

🗓️ 18 Sep 2026 17:04:32Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

AnyIO process-pool workers block indefinitely on undrained stderr pipe before 4.14.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-64847 vulnerabilities
19 Sep 202614:54
–cgr
circl
Circl
CVE-2026-64847
19 Sep 202614:31
–circl
cve
CVE
CVE-2026-64847
18 Sep 202617:04
–cve
debiancve
Debian CVE
CVE-2026-64847
18 Sep 202617:04
–debiancve
euvd
EUVD
EUVD-2026-83193
18 Sep 202617:04
–euvd
github
Github Security Blog
AnyIO process-pool workers can block indefinitely on undrained stderr
18 Sep 202617:17
–github
mend
Mend
CVE-2026-64847
18 Sep 202617:04
–mend
nvd
NVD
CVE-2026-64847
18 Sep 202618:17
–nvd
osv
OSV
CGA-3MW5-9H9V-752M
19 Sep 202611:49
–osv
osv
OSV
CGA-3RJ3-7HJG-96G7
19 Sep 202604:22
–osv
Rows per page
[
  {
    "vendor": "agronholm",
    "product": "anyio",
    "versions": [
      {
        "version": "< 4.14.2",
        "status": "affected"
      }
    ]
  }
]

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18 Sep 2026 17:04Current
CVSS 46.8
EPSS0.00156
SSVC
50