KVM in the Linux kernel before 4.8.12, when I/O APIC is enabled, does not properly restrict the VCPU index, which allows guest OS users to gain host OS privileges or cause a denial of service (out-of-bounds array access and host OS crash) via a crafted interrupt request, related to arch/x86/kvm/ioapic.c and arch/x86/kvm/ioapic.h.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Dec 28, 2016 |
| Ubuntu | — | Upgrade linux-image-4.8.0-37-powerpc64-embUpgrade linux-image-raspi2Upgrade linux-image-4.8.0-37-lowlatencyUpgrade linux-image-lowlatencyUpgrade linux-image-powerpc-e500mcUpgrade linux-image-powerpc64-embUpgrade linux-image-4.8.0-1024-raspi2Upgrade linux-image-genericUpgrade linux-image-4.8.0-37-genericUpgrade linux-image-4.8.0-37-powerpc-e500mcUpgrade linux-image-powerpc-smpUpgrade linux-image-generic-lpaeUpgrade linux-image-4.8.0-37-generic-lpaeUpgrade linux-image-4.8.0-37-powerpc-smp | Feb 4, 2017 | Dec 28, 2016 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub