Updated ruby-eventmachine packages fix security vulnerability

EventMachine could be crashed by opening a high number of parallel connections = 1024 towards a server using the EventMachine engine. The crash happens due to the file descriptors overwriting the stack...

PT-2016-7970

Name of the Vulnerable Software and Affected Versions EventMachine affected versions not specified Description The issue concerns a potential crash of EventMachine when opening a high number of parallel connections, specifically 1024 or more, to a server using the EventMachine engine. This crash...

[SECURITY] [DLA 549-1] ruby-eventmachine security update

Package : ruby-eventmachine Version : 0.12.10-3+deb7u1 Debian Bug : 678512 696015 EventMachine, a Ruby network engine could be crashed by opening a high number of parallel connections = 1024 towards a server using the EventMachine engine. The crash happens due to the file descriptors overwriting...

DLA-549-1 ruby-eventmachine - security update

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Linux x86 TCP Reverse Shellcode - 75 bytes

Linux x86 TCP Reverse Shellcode - 75 bytes. Shellcode exploit for linx86 platform / Linux x86 TCP Reverse Shellcode 75 bytes Author: sajith Tested on: i686 GNU/Linux Shellcode Length: 75 SLAE - 750 ------------c prog ---poc by sajith shetty---------- include include include include int mainvoid i...

Linux/x86 - TCP Reverse Shellcode (75 bytes)

/ Linux x86 TCP Reverse Shellcode 75 bytes Author: sajith Tested on: i686 GNU/Linux Shellcode Length: 75 SLAE - 750 ------------c prog ---poc by sajith shetty---------- include include include include int mainvoid int sockfiledes; struct sockaddrin sockad; //1 create socket connection //Man page:...

SendMail SMTP Data Compromise

A vulnerability exists in the smcloseonexec function in the conf.c file of the Sendmail software, due to incorrect argument order and the absence of the expected FDCLOEXEC flag. Exploiting this vulnerability allows local users to access file descriptors with high values, by using a specially...

glibc: getaddrinfo() writes DNS queries to random file descriptors under high load

It was discovered that, under certain circumstances, glibc's getaddrinfo function would send DNS queries to random file descriptors. An attacker could potentially use this flaw to send DNS queries to unintended recipients, resulting in information disclosure or data loss due to the application...

Ubuntu 14.04 LTS : GNU C Library vulnerabilities (USN-2985-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2985-1 advisory. Martin Carpenter discovered that ptchown in the GNU C Library did not properly check permissions for tty files. A local attacker could use this to gain...

kernel: File descriptors passed over unix sockets are not properly accounted

It was found that the Linux kernel did not properly account file descriptors passed over the unix socket against the process limit. A local user could use this flaw to exhaust all available memory on the system...

UBUNTU-CVE-2016-4557

The replacemapfdwithmapptr function in kernel/bpf/verifier.c in the Linux kernel before 4.5.5 does not properly maintain an fd data structure, which allows local users to gain privileges or cause a denial of service use-after-free via crafted BPF instructions that reference an incorrect file...

Versatile HTTP load testing: vegeta

Vegeta is a versatile HTTP load testing tool built out of a need to drill HTTP services with a constant request rate. Vegeta can be used both as a command line utility and a library. Install Pre-compiled executables Get them here . Homebrew on Mac OS X You can install Vegeta using the Homebrew...

Asterisk IP-telephony DoS

The vulnerability of the chansip function in IP-telephony management systems of Certified Asterisk and Asterisk is related to the setting of the timert1 sip.conf value, which exceeds 1245. Exploiting this vulnerability allows a malicious actor to cause a service failure exhaustion of file...

Linux kernel UNIX Sockets In-Flight FD Limit Security Bypass 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 Linux kernel that stems from a program's failure to properly count file descriptors passed over UNIX domain sockets. A local attacker...

Ubuntu: Security Advisory (USN-2948-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2016 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...

USN-2948-2: Linux kernel (Utopic HWE) regression

USN-2948-1 fixed vulnerabilities in the Ubuntu 14.10 Linux kernel backported to Ubuntu 14.04 LTS. An incorrect reference counting fix in the radeon driver introduced a regression that could cause a system crash. This update fixes the problem. We apologize for the inconvenience. Original advisory...

Ubuntu 14.04 LTS : Linux kernel (Vivid HWE) vulnerabilities (USN-2949-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2949-1 advisory. Venkatesh Pottem discovered a use-after-free vulnerability in the Linux kernel's CXGB3 driver. A local attacker could use this to cause a denial of servi...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2948-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2948-1 advisory. Ralf Spenneberg discovered that the USB driver for Clie devices in the Linux kernel did not properly validate the endpoints reported by the device. An...

Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-2946-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2946-1 advisory. Venkatesh Pottem discovered a use-after-free vulnerability in the Linux kernel's CXGB3 driver. A local attacker could use this to cause a denial of servi...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2946-2)

Venkatesh Pottem discovered a use-after-free vulnerability in the Linux kernel's CXGB3 driver. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2015-8812 Xiaofei Rex Guo discovered a timing side channel vulnerability in the Linux...