What is CVE-2017-1000252?

CVE-2017-1000252 is a medium-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2017-09-26.

How severe is CVE-2017-1000252?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2017-1000252 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Linux Kernel

CVE-2017-1000252

The KVM subsystem in the Linux kernel through 4.13.3 allows guest OS users to cause a denial of service (assertion failure, and hypervisor hang or crash) via an out-of bounds guest_irq value, related to arch/x86/kvm/vmx.c and virt/kvm/eventfd.c.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-09-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (36.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Linux Kernel

Weakness classification (CWE)

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

www.securityfocus.com/bid/101022 (vdb-entry)
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Third Party Advisory, Issue Tracking)
github.com/torvalds/linux/commit/3a8b0677fc6180a467e26cc32ce6b0c09a32f9bb (Patch, Third Party Advisory, Issue Tracking)
access.redhat.com/errata/RHSA-2018:1062 (vendor-advisory)
www.debian.org/security/2017/dsa-3981 (vendor-advisory)
marc.info/ (Patch, Mailing List, Third Party Advisory)
access.redhat.com/errata/RHSA-2018:0676 (vendor-advisory)
github.com/torvalds/linux/commit/36ae3c0a36b7456432fedce38ae2f7bd3e01a563 (Patch, Third Party Advisory, Issue Tracking)
marc.info/ (Patch, Mailing List, Third Party Advisory)
access.redhat.com/errata/RHSA-2018:1130 (vendor-advisory)

Frequently asked questions

What is CVE-2017-1000252?: CVE-2017-1000252 is a medium-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2017-09-26.
How severe is CVE-2017-1000252?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2017-1000252 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.