CVE-2017-15306

Name: CVE-2017-15306
Creator: NVD / NIST
Published: 2017-11-06T18:29:00.233+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.39%

Last modified Jun 17, 2026

CVE-2017-15306 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

0.39%

31.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 4.13.10

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac64115a66c18c01745bbd3c47a36b124e5fd8c0Patch
http://openwall.com/lists/oss-security/2017/11/06/6Mailing List, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11Release Notes
http://www.securityfocus.com/bid/101693Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/ac64115a66c18c01745bbd3c47a36b124e5fd8c0Patch
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac64115a66c18c01745bbd3c47a36b124e5fd8c0Patch
http://openwall.com/lists/oss-security/2017/11/06/6Mailing List, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11Release Notes
http://www.securityfocus.com/bid/101693Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/ac64115a66c18c01745bbd3c47a36b124e5fd8c0Patch

Timeline

Published: Nov 6, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-15306?

How severe is CVE-2017-15306?

Severity scoring for CVE-2017-15306 is pending analysis. The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2017-15306?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-15306?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST