QwikSec

Security Database

CVE

CWE

Training

CVE-2016-9777

Published: Dec 28, 2016

Modified: Aug 6, 2024

PUBLISHED

Description

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.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12

x_refsource_CONFIRM

https://bugzilla.redhat.com/show_bug.cgi?id=1400804

x_refsource_CONFIRM

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=81cdb259fb6d8c1c4ecfeea389ff5a73c07f5755

x_refsource_CONFIRM

vdb-entry

x_refsource_BID

https://github.com/torvalds/linux/commit/81cdb259fb6d8c1c4ecfeea389ff5a73c07f5755

x_refsource_CONFIRM

[oss-security] 20161202 CVE request: Kernel: kvm: out of bounds memory access via vcpu_id

mailing-list

x_refsource_MLIST

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.