CVE-2026-63940
Multiple vulnerabilities were discovered in SUSE Linux kernel. Some of them allow an attacker to cause compromise of data confidentiality, compromise of data integrity, and security policy bypass.
CSIRTS triage
- What
- Multiple vulnerabilities in the SUSE Linux kernel allow data confidentiality compromise, data integrity compromise, and security policy bypass.
- Who is affected
- All SUSE Linux systems are affected.
- Urgency
- High; multiple kernel vulnerabilities with direct impact on data confidentiality, integrity, and security policies.
- Action
- Apply SUSE kernel security patches immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
Advisory coverage (8)
- unknownMultiple vulnerabilities in SUSE Linux kernel (August 28, 2026)cert-fr-avis · 2026-08-28
- unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu · 2026-08-20
- unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu · 2026-08-20
- highUSN-8618-1: Linux kernel vulnerabilitiesubuntu · 2026-07-28
- highUSN-8603-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8593-1: Linux kernel vulnerabilitiesubuntu · 2026-07-23
- criticalCVE-2026-63940: In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Ignore Port I/O …nvd · 2026-07-19
- highCVE-2026-63940: KVM: SEV: Ignore Port I/O requests of length '0'msrc · 2026-07-14
External references
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