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CVE-2016-5412

Status Candidate

Overview

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.

Related Files

Ubuntu Security Notice USN-3216-1
Posted Mar 8, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3216-1 - Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to bypass same origin restrictions, obtain sensitive information, spoof the addressbar, spoof the print dialog, cause a denial of service via application crash or hang, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, spoof
systems | linux, ubuntu
advisories | CVE-2016-5412, CVE-2017-5398, CVE-2017-5399, CVE-2017-5400, CVE-2017-5401, CVE-2017-5402, CVE-2017-5403, CVE-2017-5404, CVE-2017-5405, CVE-2017-5406, CVE-2017-5407, CVE-2017-5408, CVE-2017-5410, CVE-2017-5412, CVE-2017-5413, CVE-2017-5414, CVE-2017-5415, CVE-2017-5416, CVE-2017-5417, CVE-2017-5418, CVE-2017-5419, CVE-2017-5420, CVE-2017-5421, CVE-2017-5422, CVE-2017-5426, CVE-2017-5427
MD5 | 88b5fbe4cb2c03de199e079e1bf8f1e8
Red Hat Security Advisory 2016-2574-02
Posted Nov 3, 2016
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2016-2574-02 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix: It was found that the Linux kernel's IPv6 implementation mishandled socket options. A local attacker could abuse concurrent access to the socket options to escalate their privileges, or cause a denial of service via a crafted sendmsg system call.

tags | advisory, denial of service, kernel, local
systems | linux, redhat
advisories | CVE-2013-4312, CVE-2015-8374, CVE-2015-8543, CVE-2015-8746, CVE-2015-8812, CVE-2015-8844, CVE-2015-8845, CVE-2015-8956, CVE-2016-2053, CVE-2016-2069, CVE-2016-2117, CVE-2016-2384, CVE-2016-2847, CVE-2016-3070, CVE-2016-3156, CVE-2016-3699, CVE-2016-3841, CVE-2016-4569, CVE-2016-4578, CVE-2016-4581, CVE-2016-4794, CVE-2016-5412, CVE-2016-5828, CVE-2016-5829, CVE-2016-6136, CVE-2016-6198, CVE-2016-6327, CVE-2016-6480
MD5 | 2324e71508a4e3597cc2c4131fd838dc
Ubuntu Security Notice USN-3084-4
Posted Sep 19, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3084-4 - Pengfei Wang discovered a race condition in the audit subsystem in the Linux kernel. A local attacker could use this to corrupt audit logs or disrupt system-call auditing. It was discovered that the powerpc and powerpc64 hypervisor-mode KVM implementation in the Linux kernel for did not properly maintain state about transactional memory. An unprivileged attacker in a guest could cause a denial of service in the host OS. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2016-5412, CVE-2016-6136, CVE-2016-6156
MD5 | c4e2f5ed62b20a84d9df1b6445098db4
Ubuntu Security Notice USN-3084-3
Posted Sep 19, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3084-3 - Pengfei Wang discovered a race condition in the audit subsystem in the Linux kernel. A local attacker could use this to corrupt audit logs or disrupt system-call auditing. It was discovered that the powerpc and powerpc64 hypervisor-mode KVM implementation in the Linux kernel for did not properly maintain state about transactional memory. An unprivileged attacker in a guest could cause a denial of service in the host OS. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2016-5412, CVE-2016-6136, CVE-2016-6156
MD5 | d68fc9bc85febfeab897101df79fdc9b
Ubuntu Security Notice USN-3084-2
Posted Sep 19, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3084-2 - USN-3084-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Pengfei Wang discovered a race condition in the audit subsystem in the Linux kernel. A local attacker could use this to corrupt audit logs or disrupt system-call auditing. Various other issues were also addressed.

tags | advisory, kernel, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2016-5412, CVE-2016-6136, CVE-2016-6156
MD5 | 2fdbed27e96c30c4f097c89ab6597933
Ubuntu Security Notice USN-3084-1
Posted Sep 19, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3084-1 - Pengfei Wang discovered a race condition in the audit subsystem in the Linux kernel. A local attacker could use this to corrupt audit logs or disrupt system-call auditing. It was discovered that the powerpc and powerpc64 hypervisor-mode KVM implementation in the Linux kernel for did not properly maintain state about transactional memory. An unprivileged attacker in a guest could cause a denial of service in the host OS. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2016-5412, CVE-2016-6136, CVE-2016-6156
MD5 | 1677a674318545bd72f55fe55853a1fa
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