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PT-2026-63371

🗓️ 22 Jul 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity
🔗 dbugs.ptsecurity.com👁 6 Views

Unbound DNSCrypt over TCP (versions 1.9.0 to 1.25.1) may overflow replies, causing denial of service.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40691
22 Jul 202613:04
attackerkb
CVE
CVE-2026-40691
22 Jul 202613:04
cve
Cvelist
CVE-2026-40691 Packet of death for DNSCrypt over TCP
22 Jul 202613:04
cvelist
Debian CVE
CVE-2026-40691
22 Jul 202613:04
debiancve
EUVD
EUVD-2026-47664
22 Jul 202613:04
euvd
NVD
CVE-2026-40691
22 Jul 202614:17
nvd
OSV
DEBIAN-CVE-2026-40691
22 Jul 202617:48
osv
RedhatCVE
CVE-2026-40691
22 Jul 202616:08
redhatcve
RedHat Linux
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
22 Jul 202614:15
redhat
RedHat Linux
unbound: Unbound: Denial of Service via crafted DNSCrypt query
22 Jul 202614:15
redhat
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22 Jul 2026 00:00Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.17.5
SSVC
6