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CVE-2026-64847

🗓️ 18 Sep 2026 18:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 17 Views

AnyIO before 4.14.2 untrusted stderr output fills pipe, blocking process-pool indefinitely.

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Packages
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
cvelist
Cvelist
CVE-2026-64847 AnyIO process-pool workers can block indefinitely on undrained stderr
18 Sep 202617:04
–cvelist
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
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04allpython-anyio0python-anyio_0_all.deb
Ubuntu24.04allpython-anyio0python-anyio_0_all.deb
Ubuntu26.04allpython-anyio0python-anyio_0_all.deb

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24 Sep 2026 00:22Current
7.4High risk
Vulners AI Score7.4
CVSS 46.8
EPSS0.00156
SSVC
17