Vulnerability Description
The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.13.10 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac6411Patch
- http://openwall.com/lists/oss-security/2017/11/06/6Mailing ListPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11Release Notes
- http://www.securityfocus.com/bid/101693Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/ac64115a66c18c01745bbd3c47a36b124e5fd8cPatch
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac6411Patch
- http://openwall.com/lists/oss-security/2017/11/06/6Mailing ListPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11Release Notes
- http://www.securityfocus.com/bid/101693Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/ac64115a66c18c01745bbd3c47a36b124e5fd8cPatch
FAQ
What is CVE-2017-15306?
CVE-2017-15306 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) v...
How severe is CVE-2017-15306?
CVE-2017-15306 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-15306?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.