Cisco Email Security Appliance Max Files Denial of Service Vulnerability

A vulnerability in file descriptor handling of the Cisco Email Security Appliance ESA could allow an authenticated, remote attacker to cause a denial of service DoS condition due to the affected device unexpectedly reloading. The vulnerability is due to failure to release file descriptors when th...

USN-2751-1 linux-lts-vivid vulnerabilities

Benjamin Randazzo discovered an information leak in the md multiple device driver when the bitmapinfo.file is disabled. A local privileged attacker could use this to obtain sensitive information from the kernel. CVE-2015-5697 Marc-André Lureau discovered that the vhost driver did not properly...

Gentoo Security Advisory GLSA 201412-20

Gentoo Linux Local Security Checks GLSA 201412-20 SPDX-FileCopyrightText: 2015 Eero Volotinen 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-or-later ifdescription...

Gentoo Security Advisory GLSA 201309-18

Gentoo Linux Local Security Checks GLSA 201309-18 SPDX-FileCopyrightText: 2015 Eero Volotinen 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-or-later ifdescription...

USN-2745-1: QEMU vulnerabilities

Lian Yihan discovered that QEMU incorrectly handled certain payload messages in the VNC display driver. A malicious guest could use this issue to cause the QEMU process to hang, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2015-5239 Qinghao...

Bash: How to open TCP/UDP sockets

How to open TCP/UDP sockets using a built-in feature in Bash ? Bash shell has a built-in feature that allows to open TCP/UDP sockets using a simple syntax. This is very useful when tools like netcat are not installed or we don’t have the permission to use it. The syntax is $ exec...

SUSE-SU-2015:1678-1 Security update for kernel-source

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes. Following security bugs were fixed: CVE-2015-6252: Possible file descriptor leak for each VHOSTSETLOGFDcommand issued, this could eventually wasting available system resources and creating a denial of...

CVE-2015-6252

The vhostdevioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service memory consumption via a VHOSTSETLOGFD ioctl call that triggers permanent file-descriptor allocation...

UBUNTU-CVE-2015-6252

The vhostdevioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service memory consumption via a VHOSTSETLOGFD ioctl call that triggers permanent file-descriptor allocation...

Apple Quicktime esds Atom Descriptor Type Length Mismatch Denial of Service Vulnerability

Talos Vulnerability Report TALOS-2015-0015 Apple Quicktime esds Atom Descriptor Type Length Mismatch Denial of Service Vulnerability August 13, 2015 CVE Number CVE-2015-3791 Description There is a denial of service vulnerability in Apple Quicktime. An attacker who can control the elementary video...

Microsoft Internet Explorer stack Property Descriptor Type Confusion Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the...

UBUNTU-CVE-2015-4493

Heap-based buffer overflow in the stagefright::ESDS::parseESDescriptor function in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via an invalid size field in an esds chunk in MPEG-4 video data, a related issue to...

Linux/x86 Memory Sinkhole Proof Of Concept

; memory sinkhole proof of concept ; hijack ring -2 execution through the apic overlay attack. ; deployed in ring 0 ; the SMBASE register of the core under attack TARGETSMBASE equ 0x1f5ef800 ; the location of the attack GDT. ; this is determined by which register will be read out of the APIC ; fo...

Linux Kernel (x86) - Memory Sinkhole Privilege Escalation

; memory sinkhole proof of concept ; hijack ring -2 execution through the apic overlay attack. ; deployed in ring 0 ; the SMBASE register of the core under attack TARGETSMBASE equ 0x1f5ef800 ; the location of the attack GDT. ; this is determined by which register will be read out of the APIC ; fo...

e2fsprogs: Arbitrary code execution

Background e2fsprogs is a set of utilities for maintaining the ext2, ext3 and ext4 file systems. Description e2fsprogs has a heap-based buffer overflow in closefs.c in the libext2fs library. Impact A local attacker could execute arbitrary code via a specially crafted block group descriptor...

Kernel: HID: off by one error in various _report_fixup routines

Multiple out-of-bounds write flaws were found in the way the Cherry Cymotion keyboard driver, KYE/Genius device drivers, Logitech device drivers, Monterey Genius KB29E keyboard driver, Petalynx Maxter remote control driver, and Sunplus wireless desktop driver handled HID reports with an invalid...

kernel: x86: espfix(64) bypass via set_thread_area and CLONE_SETTLS

It was found that the espfix functionality could be bypassed by installing a 16-bit RW data segment into GDT instead of LDT which espfix checks, and using that segment on the stack. A local, unprivileged user could potentially use this flaw to leak kernel stack addresses...

vmware multiple products privilege escalation vulnerability-vulnerability warning-the black bar safety net

! /Article/UploadPic/2015-7/201571916117864.jpg Description This article briefly describes our findings and our most recent in the three main VMware Windows products find a vulnerability. The affected products include the‘VMware Workstation’, ‘Horizon Client’ with Local Mode Option, and Player’on...

Adobe Reader/Acrobat JavaScript API Execution Limit Bypass Vulnerability (CNVD-2015-04651)

Adobe Reader Acrobat is the United States Adobe developed a very popular and excellent PDF document reading software. An execution limit bypass vulnerability exists in the Adobe Reader/Acrobat JavaScript API that allows attackers to bypass JavaScript API execution limits via unknown vectors...

docker: insecure opening of file-descriptor 1 leading to privilege escalation

Libcontainer and Docker Engine before 1.6.1 opens the file-descriptor passed to the pid-1 process before performing the chroot, which allows local users to gain privileges via a symlink attack in an image...