CVE-2011-4347 | BDVDB-2026-56104 Detail

Description#

The kvm_vm_ioctl_assign_device function in virt/kvm/assigned-dev.c in the KVM subsystem in the Linux kernel before 3.1.10 does not verify permission to access PCI configuration space and BAR resources, which allows host OS users to assign PCI devices and cause a denial of service (host OS crash) via a KVM_ASSIGN_PCI_DEVICE operation.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

http://www.openwall.com/lists/oss-security/2011/11/24/7
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.10
https://bugzilla.redhat.com/show_bug.cgi?id=756084
https://github.com/torvalds/linux/commit/c4e7f9022e506c6635a5037713c37118e23193e4

Exploit#

No public exploit known

History#

Version 12013-06-08Record published in the CVE List.
Version 22024-08-07Most recent update recorded in the CVE List.