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CVE-2026-44453

🗓️ 16 Jul 2026 23:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 14 Views

CVE-2026-44453: h2o DoS via large alloca on static files, exceeding musl stack; fixed by 6b5370d.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
h2o -- stack overflow serving static files on musl libc
29 May 202600:00
freebsd
attackerkb
ATTACKERKB
CVE-2026-44453
16 Jul 202623:04
attackerkb
circl
Circl
CVE-2026-44453
17 Jul 202600:39
circl
cve
CVE
CVE-2026-44453
16 Jul 202623:04
cve
cvelist
Cvelist
CVE-2026-44453 h2o is vulnerable to musl libc stack overflow
16 Jul 202623:04
cvelist
debiancve
Debian CVE
CVE-2026-44453
16 Jul 202623:04
debiancve
euvd
EUVD
EUVD-2026-45074
16 Jul 202623:04
euvd
nessus
Tenable Nessus
FreeBSD : h2o -- stack overflow serving static files on musl libc (644d5e6c-1bd9-4904-8440-16c04100a2e1)
12 Jun 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-44453
18 Jul 202600:00
nessus
nvd
NVD
CVE-2026-44453
16 Jul 202623:16
nvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04allh2o0h2o_0_all.deb
Ubuntu20.04allh2o0h2o_0_all.deb
Ubuntu22.04allh2o0h2o_0_all.deb
Ubuntu24.04allh2o0h2o_0_all.deb
Ubuntu24.04alldnsdist0dnsdist_0_all.deb

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07 Aug 2026 14:02Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00279
SSVC
14