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Fencer Intel
medium 4.9

CVE-2015-4692 json

The kvm_apic_has_events function in arch/x86/kvm/lapic.h in the Linux kernel through 4.1.3 allows local users to cause a denial of service…

published 11y ago modified 4mo ago also EUVD-2015-4711

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

The kvm_apic_has_events function in arch/x86/kvm/lapic.h in the Linux kernel through 4.1.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by leveraging /dev/kvm access for an ioctl call.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.0.8-1

debian advisories DEBIAN-CVE-2015-4692

  • linux Ubuntu 14.04 LTS 3.13.0-58.97
  • linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-23.24~14.04.1
  • linux-lts-utopic Ubuntu 14.04 LTS 3.16.0-44.59~14.04.1

ubuntu advisories UBUNTU-CVE-2015-4692

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel-ec2 SLE Module for Public Cloud 12 3.12.44-52.10.1
  • kernel-xen SLES for SAP 12, SLES 12, SLED 12 3.12.44-52.10.1
  • kernel-syms SLES for SAP 12, SLES 12, SLED 12 3.12.44-52.10.1
  • kernel-source SLES for SAP 12, SLES 12, SLED 12 3.12.44-52.10.1
  • kernel-default SLES for SAP 12, SLES 12, SLED 12 +1 more 3.12.44-52.10.1
  • kernel-obs-build SLE Software Development Kit 12 3.12.44-52.10.1
  • kgraft-patch-SLE12_Update_6 SLE Live Patching 12 1-2.1

suse advisories SUSE-SU-2015:1324-1

Is CVE-2015-4692 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-4692 updated cvss 4.7

kernel: kvm x86: NULL pointer dereference in kvm_apic_has_events function

  • Red Hat Enterprise Linux 7 perf, kernel, bpftool, python-perf, kernel-kdump, kernel-tools, +3 more
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 kernel-rt, kernel-rt-kvm, kernel-rt-trace, kernel-rt-debug-kvm, kernel-rt-trace-kvm Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.