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CVE-2026-63940

KVM

Descrição

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Ignore Port I/O requests of length -0- Explicitly ignore Port I/O requests of length -0- (or count -0-), so that setting up the software scratch area (and other code) doesn-t have to worry about underflowing the length, and to allow for WARNing on trying to configure the scratch area with len==0.

CVSS 9.3EPSS 0.18%Risco 0.95
Ver fonte
Publicação
2026-07-19 16:17:12
Versões afetadas
unknown
Tipo
Software crítico
Última alteração
2026-07-27 17:44:23
Vetor
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H