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SUSE CVE-2026-63940

🗓️ 21 Jul 2026 13:03:06Reported by Suse CVEType 
susecve
 susecve
🔗 www.suse.com👁 2 Views

KVM SEV ignores zero-length Port I/O to prevent underflow and warn on zero scratch area length.

Related
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-63940
19 Jul 202614:55
cve
Cvelist
CVE-2026-63940 KVM: SEV: Ignore Port I/O requests of length '0'
19 Jul 202614:55
cvelist
Debian CVE
CVE-2026-63940
19 Jul 202614:55
debiancve
EUVD
EUVD-2026-45713
19 Jul 202614:55
euvd
NVD
CVE-2026-63940
19 Jul 202616:17
nvd
OSV
BELL-CVE-2026-63940
22 Jul 202606:05
osv
OSV
CVE-2026-63940 KVM: SEV: Ignore Port I/O requests of length '0'
19 Jul 202614:55
osv
OSV
DEBIAN-CVE-2026-63940
19 Jul 202616:17
osv
OSV
UBUNTU-CVE-2026-63940
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61257
19 Jul 202600:00
ptsecurity
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21 Jul 2026 13:03Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.19.3
EPSS0.00182
2