Vulnerability in Linux Kernel
CVE-2015-4692
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (36.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.9% 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
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2015/06/21/1 (mailing-list)
- www.ubuntu.com/usn/USN-2680-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-2682-1 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Vendor Advisory)
- github.com/torvalds/linux/commit/ce40cd3fc7fa40a6119e5fe6c0f2bc0eb4541009
- lists.opensuse.org/opensuse-security-announce/2015-07/msg00049.html (vendor-advisory)
- www.debian.org/security/2015/dsa-3329 (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-June/161144.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html (vendor-advisory)
- www.ubuntu.com/usn/USN-2684-1 (vendor-advisory)
Frequently asked questions
- What is CVE-2015-4692?
- CVE-2015-4692 is a vulnerability in Linux Kernel. Published 2015-07-27.
- Is CVE-2015-4692 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.