CVE-2016-5412
MEDIUMLinux Kernel < 4.7 - Denial of Service via H_CEDE Hypercall
Title source: llmDescription
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)
Core 7
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1349916
Patch x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f024ee098476a3e620232e4a78cfac505f121245
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/07/28/2
Patch x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=93d17397e4e2182fdaad503e2f9da46202c0f1c3
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2016-2574.html
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/93d17397e4e2182fdaad503e2f9da46202c0f1c3
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/f024ee098476a3e620232e4a78cfac505f121245
Scores
CVSS v3
6.5
EPSS
0.0035
EPSS Percentile
26.7%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Details
CWE
CWE-399
Status
published
Products (1)
linux/linux_kernel
< 4.7
Published
Aug 06, 2016
Tracked Since
Feb 18, 2026