CVE-2016-5412

MEDIUM

Linux Kernel < 4.7 - Resource Management Error

Title source: rule

Description

arch/powerpc/kvm/book3s_hv_rmhandlers.S in the Linux kernel through 4.7 on PowerPC platforms, when CONFIG_KVM_BOOK3S_64_HV is enabled, allows guest OS users to cause a denial of service (host OS infinite loop) by making a H_CEDE hypercall during the existence of a suspended transaction.

References (7)

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2574.html

[Mailing List] http://www.openwall.com/lists/oss-security/2016/07/28/2

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1349916

[Patch] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=93d17397e4e2182fdaad503e2f9da46202c0f1c3

[Patch] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f024ee098476a3e620232e4a78cfac505f121245

[Patch] https://github.com/torvalds/linux/commit/93d17397e4e2182fdaad503e2f9da46202c0f1c3

[Patch] https://github.com/torvalds/linux/commit/f024ee098476a3e620232e4a78cfac505f121245

Scores

CVSS v3 6.5

EPSS 0.0008

EPSS Percentile 23.3%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Classification

CWE

CWE-399

Status draft

Affected Products (1)

linux/linux_kernel < 4.7

Timeline

Published Aug 06, 2016

Tracked Since Feb 18, 2026