Medium: kernel

Issue Overview: The Linux kernel before 4.4.1 allows local users to bypass file-descriptor limits and cause a denial of service memory consumption by sending each descriptor over a UNIX socket before closing it, related to net/unix/afunix.c and net/unix/garbage.c. CVE-2013-4312 A race condition i...

CVE-2015-8709

kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the vendor...

CVE-2015-8709

kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the vendor...

Code injection

DISPUTED kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the...

CVE-2015-8709

kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the vendor...

Linux Kernel 4.3.3 - overlayfs Local Privilege Escalation (2)

Linux Kernel 4.3.3 - overlayfs Local Privilege Escalation 2 / This software is provided by the copyright owner "as is" and any expressed or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. In no event...

Linux Kernel 4.3.3 - 'overlayfs' Local Privilege Escalation (2)

/ This software is provided by the copyright owner "as is" and any expressed or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. In no event shall the copyright owner be liable for any direct, indirec...

Linux Kernel 4.3.3 - 'overlayfs' Privilege Escalation (2)

Exploit for linux platform in category local exploits / This software is provided by the copyright owner "as is" and any expressed or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. In no event shall...

Debian Security Advisory DSA 3434-1 (linux - security update)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leak. CVE-2015-7513 It was discovered that a local user permitted to use the x86 KVM subsystem could configure the PIT emulation to cause a denial of service...

Linux kernel networking denial of service vulnerability

The Linux kernel is the kernel used by the operating system Linux, released by the Linux Foundation in the United States. A security vulnerability exists in the networking implementation process in Linux kernel 4.3.2 and earlier versions used in Android and other products. As the program fails to...

USN-2850-1: Linux kernel vulnerabilities

Felix Wilhelm discovered a race condition in the Xen paravirtualized drivers which can cause double fetch vulnerabilities. An attacker in the paravirtualized guest could exploit this flaw to cause a denial of service crash the host or potentially execute arbitrary code on the host. CVE-2015-8550...

USN-2849-1 linux-lts-utopic vulnerabilities

Felix Wilhelm discovered a race condition in the Xen paravirtualized drivers which can cause double fetch vulnerabilities. An attacker in the paravirtualized guest could exploit this flaw to cause a denial of service crash the host or potentially execute arbitrary code on the host. CVE-2015-8550...

Amazon Linux: Security Advisory (ALAS-2015-603)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2010-2946

fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name...

CVE-2013-1958

The scmcheckcreds function in net/core/scm.c in the Linux kernel before 3.8.6 does not properly enforce capability requirements for controlling the PID value associated with a UNIX domain socket, which allows local users to bypass intended access restrictions by leveraging the time interval durin...

CVE-2015-1328

The overlayfs implementation in the linux aka Linux kernel package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs i...

CVE-2009-1360

The inet6checkestablished function in net/ipv6/inet6hashtables.c in the Linux kernel before 2.6.29, when Network Namespace Support aka NETNS is enabled, allows remote attackers to cause a denial of service NULL pointer dereference and system crash via vectors involving IPv6 packets...

openSUSE Security Update : the Linux Kernel (openSUSE-2015-686)

The openSUSE 13.2 kernel was updated to receive various security and bugfixes. Following security bugs were fixed : - CVE-2015-3290: arch/x86/entry/entry64.S in the Linux kernel on the x8664 platform improperly relied on espfix64 during nested NMI processing, which allowed local users to gain...

Amazon Linux AMI : kernel (ALAS-2015-603)

A race condition in the IPC object implementation in the Linux kernel through 4.2.3 allows local users to gain privileges by triggering an ipcaddid call that leads to uid and gid comparisons against uninitialized data, related to msg.c, shm.c, and util.c. CVE-2015-7613 Linux kernels built with th...

Windows Drivers are True’ly Tricky

Posted by James Forshaw, Driving for Bugs Auditing a product for security vulnerabilities can be a difficult challenge, and there’s no guarantee you’ll catch all vulnerabilities even when you do. This post describes an issue I identified in the Windows Driver code for Truecrypt, which has already...