Apple iOS, macOS and tvOS Kernel Memory Corruption Vulnerability

Apple iOS is an operating system developed for mobile devices; macOS Sierra, macOS High Sierra, and macOS Mojave are different versions of a specialized operating system developed for Mac computers; tvOS is a smart TV operating system. Kernel is one of the kernel components. A security...

CVE-2018-16880

A flaw was found in the Linux kernel's handlerx function in the vhostnet driver. A malicious virtual guest, under specific conditions, can trigger an out-of-bounds write in a kmalloc-8 slab on a virtual host which may lead to a kernel memory corruption and a system panic. Due to the nature of the...

Design/Logic Flaw

A flaw was found in the Linux kernel's handlerx function in the vhostnet driver. A malicious virtual guest, under specific conditions, can trigger an out-of-bounds write in a kmalloc-8 slab on a virtual host which may lead to a kernel memory corruption and a system panic. Due to the nature of the...

CVE-2018-16880

A flaw was found in the Linux kernel's handlerx function in the vhostnet driver. A malicious virtual guest, under specific conditions, can trigger an out-of-bounds write in a kmalloc-8 slab on a virtual host which may lead to a kernel memory corruption and a system panic. Due to the nature of the...

SUSE-SU-2019:0196-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-9568: In skclonelock of sock.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with no...

Pointer dereference in subsystem in Intel(R) Graphics Driver allows unprivileged user to elevate privileges via local access

Summary: The Intel® Graphics Drivers for Windows Code can fail to adequately validate a pointer input. This may lead to modification of kernel memory and a potential for an escalation of privilege. Reference CVE-2017-5727. Description: The Intel® Graphics Drivers for Windows Code can fail to...

voucher_swap: Exploiting MIG reference counting in iOS 12

Posted by Brandon Azad, Project Zero In this post I'll describe how I discovered and exploited CVE-2019-6225, a MIG reference counting vulnerability in XNU's taskswapmachvoucher function. We'll see how to exploit this bug on iOS 12.1.2 to build a fake kernel task port, giving us the ability to re...

Vulnerability Spotlight: Multiple WIBU SYSTEMS WubiKey vulnerabilities

Marcin "Icewall" Noga of Cisco Talos discovered these vulnerabilities. Executive Summary Cisco Talos discovered two vulnerabilities that could allow remote code execution and memory disclosure at the kernel level in WIBU-SYSTEMS WibuKey. WibuKey is a USB key designed to protect software and...

WIBU-SYSTEMS WibuKey.sys 0x8200E804 kernel memory information disclosure vulnerability

Summary An exploitable kernel memory disclosure vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 Build 2400. A specially crafted IRP request can cause the driver to return uninitialized memory, resulting in kernel memory disclosure. An...

WIBU-SYSTEMS WibuKey.sys 0x8200E804 pool corruption privilege escalation vulnerability

Summary An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 Build 2400. A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation...

CVE-2018-16880

A flaw was found in the Linux kernel's handlerx function in the vhostnet driver. A malicious virtual guest, under specific conditions, can trigger an out-of-bounds write in a kmalloc-8 slab on a virtual host which may lead to a kernel memory corruption and a system panic. Due to the nature of the...

HPSBHF03602 rev. 4 - Synaptics Touchpad Driver for Windows Can Leak Freed Kernel Memory Pointers

Potential Security Impact Information Disclosure Source: HP, HP Product Security Response Team PSRT Reported By: Synaptics VULNERABILITY SUMMARY The Synaptics TouchPad driver can reveal freed kernel memory pointers through the driver API. This could be used by an unauthorized third party to weake...

SUSE-SU-2019:0150-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 kernel for Azure was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-9568: In skclonelock of sock.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with...

Information Disclosure

Linux kernel-rt is vulnerable to information disclosure. A NULL pointer dereference in the sndctlelemusertlv function in sound/core/control.c allows a local privileged user to exploit the vulnerability to leak kernel memory to user space...

Apple macOS High Sierra AMD Out-of-Bounds Read Vulnerability (CNVD-2019-01532)

Apple macOS High Sierra is a suite of specialized operating systems developed for Mac computers by Apple, Inc. AMD is one of the AMD product components. An out-of-bounds read vulnerability exists in AMD in Apple macOS High Sierra version 10.13.4. A local attacker could exploit the vulnerability t...

Apple macOS High Sierra AMD out-of-bounds read vulnerability (CNVD-2019-01540)

Apple macOS High Sierra is a suite of specialized operating systems developed for Mac computers by Apple, Inc. AMD is one of the AMD product components. An out-of-bounds read vulnerability exists in AMD in Apple macOS High Sierra version 10.13.4. A local attacker could exploit the vulnerability t...

Amazon Linux AMI : kernel (ALAS-2019-1145)

The USB subsystem mishandles size checks during the reading of an extra descriptor, related to usbgetextradescriptor in drivers/usb/core/usb.c.CVE-2018-20169 A flaw was found where an attacker may be able to have an uncontrolled read to kernel-memory from within a vm guest. A race condition betwe...

CVE-2016-7576

In iOS before 9.3.3, a memory corruption issue existed in the kernel. This issue was addressed through improved memory handling...

CVE-2016-7576

In iOS before 9.3.3, a memory corruption issue existed in the kernel. This issue was addressed through improved memory handling...

Virtuozzo 7 : readykernel-patch (VZA-2018-088)

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerability : - Transforming an IPv6 socket to an IPv4 and then transforming it back to a listening socket could result in a kernel...