CVE-2015-4692

Severity

49%

Complexity

39%

Confidentiality

115%

CWE-476: NULL Pointer Dereference

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.

CWE-476: NULL Pointer Dereference

CVSS 2.0 Base Score 4.9. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C).

Overview

First reported 9 years ago

2015-07-27 10:59:00

Last updated 7 years ago

2017-09-22 01:29:00

Affected Software

Linux Kernel

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ce40cd3fc7fa40a6119e5fe6c0f2bc0eb4541009

FEDORA-2015-10677

FEDORA-2015-10678

SUSE-SU-2015:1324

openSUSE-SU-2015:1382

DSA-3329

[oss-security] 20150620 Re: CVE request -- Linux kernel - kvm: x86: NULL pointer dereference in kvm_apic_has_events function

75142

1032798

USN-2680-1

USN-2681-1

USN-2682-1

USN-2683-1

USN-2684-1

https://bugzilla.redhat.com/show_bug.cgi?id=1230770

Vendor Advisory

https://github.com/torvalds/linux/commit/ce40cd3fc7fa40a6119e5fe6c0f2bc0eb4541009

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