CVEvulnerability
CVE-2011-4347
4.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2013-06-08
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:L/AC:H/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-264
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.
Affected configurations
• linux linux kernel (<= 3.1.9)
• linux linux kernel 3.1.1
• linux linux kernel 3.1.2
• linux linux kernel 3.1.3
• linux linux kernel 3.1.4
• linux linux kernel 3.1.5
• linux linux kernel 3.1.6
• linux linux kernel 3.1.7
• linux linux kernel 3.1.8
Related
Weakness · not in database (1)
References
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.10 www.kernel.org
- http://www.openwall.com/lists/oss-security/2011/11/24/7 www.openwall.com
- https://bugzilla.redhat.com/show_bug.cgi?id=756084 Vendor Advisory
- https://github.com/torvalds/linux/commit/c4e7f9022e506c6635a5037713c37118e23193e4 github.com
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.10 www.kernel.org
- http://www.openwall.com/lists/oss-security/2011/11/24/7 www.openwall.com
- https://bugzilla.redhat.com/show_bug.cgi?id=756084 Vendor Advisory
- https://github.com/torvalds/linux/commit/c4e7f9022e506c6635a5037713c37118e23193e4 github.com