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SUSE CVE-2026-55991

🗓️ 26 Jul 2026 23:31:21Reported by Suse CVEType 
susecve
 susecve
🔗 www.suse.com👁 8 Views

Unbound DoQ crash via libngtcp2 error from a single query with initial_max_stream_data_bidi_local=1.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-55991
22 Jul 202613:10
attackerkb
cbl_mariner
CBLMariner
CVE-2026-55991 affecting package unbound for versions less than 1.25.2-1
23 Jul 202620:32
cbl_mariner
circl
Circl
CVE-2026-55991
22 Jul 202613:52
circl
cve
CVE
CVE-2026-55991
22 Jul 202613:10
cve
cvelist
Cvelist
CVE-2026-55991 Remote DNS-over-QUIC (DoQ) flow-control assertion failure in libngtcp2
22 Jul 202613:10
cvelist
debiancve
Debian CVE
CVE-2026-55991
22 Jul 202613:10
debiancve
euvd
EUVD
EUVD-2026-47683
22 Jul 202613:10
euvd
freebsd
FreeBSD
unbound -- multiple vulnerabilities
22 Jul 202600:00
freebsd
nessus
Tenable Nessus
Fedora 44 : unbound (2026-e495bd59ef)
30 Jul 202600:00
nessus
nessus
Tenable Nessus
FreeBSD : unbound -- multiple vulnerabilities (f63b4b88-6901-4c12-b13d-5a821e25e9bf)
26 Jul 202600:00
nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
OpenSUSE Tumbleweedanynoarchlibunbound81.25.2-1.1libunbound8-1.25.2-1.1.noarch.rpm
OpenSUSE Tumbleweedanynoarchpython3-unbound1.25.2-1.1python3-unbound-1.25.2-1.1.noarch.rpm
OpenSUSE Tumbleweedanynoarchunbound1.25.2-1.1unbound-1.25.2-1.1.noarch.rpm
OpenSUSE Tumbleweedanynoarchunbound-anchor1.25.2-1.1unbound-anchor-1.25.2-1.1.noarch.rpm
OpenSUSE Tumbleweedanynoarchunbound-devel1.25.2-1.1unbound-devel-1.25.2-1.1.noarch.rpm
OpenSUSE Tumbleweedanynoarchunbound-munin1.25.2-1.1unbound-munin-1.25.2-1.1.noarch.rpm

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26 Jul 2026 23:31Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.9
EPSS0.00246
8