DSA-3789-1 libevent - security update

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Debian Security Advisory DSA 3789-1 (libevent - security update)

Several vulnerabilities were discovered in libevent, an asynchronous event notification library. They would lead to Denial Of Service via application crash, or remote code execution. OpenVAS Vulnerability Test $Id: deb3789.nasl 6607 2017-07-07 12:04:25Z cfischer $ Auto-generated from advisory DSA...

Debian: Security Advisory (DSA-3789-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2017 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...

libevent Denial of Service Vulnerability (CNVD-2017-01524)

libevent is an event-triggered network library for windows, linux, bsd and other platforms, the internal use of select, epoll, kqueue and other system calls to manage the event mechanism. A denial of service vulnerability exists in libevent. An attacker can exploit this vulnerability to crash an...

libevent Denial of Service Vulnerability (CNVD-2017-01525)

libevent is an event-triggered network library for windows, linux, bsd and other platforms, the internal use of select, epoll, kqueue and other system calls to manage the event mechanism. A denial of service vulnerability exists in libevent. An attacker can exploit this vulnerability to crash an...

libevent Denial of Service Vulnerability

libevent is an event-triggered network library for windows, linux, bsd and other platforms, the internal use of select, epoll, kqueue and other system calls to manage the event mechanism. A denial of service vulnerability exists in libevent. An attacker can exploit this vulnerability to crash an...

libevent -- multiple vulnerabilities

Debian Security reports: CVE-2016-10195: The nameparse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified impact via vectors involving the labellen variable, which triggers an out-of-bounds stack read. CVE-2016-10196: Stack-based buffer overflow in the...

CVE-2016-10195

The nameparse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified impact via vectors involving the labellen variable, which triggers an out-of-bounds stack read...

PT-2016-3318 · Libevent +5 · Libevent +5

Name of the Vulnerable Software and Affected Versions: libevent versions prior to 2.1.6-beta Description: The issue is related to a stack-based buffer overflow in the evutil parse sockaddr port function, which can be exploited by attackers to cause a denial of service, resulting in a segmentation...

UBUNTU-CVE-2016-10196

Stack-based buffer overflow in the evutilparsesockaddrport function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service segmentation fault via vectors involving a long string in brackets in the ipasstring argument...

CVE-2016-10196

Stack-based buffer overflow in the evutilparsesockaddrport function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service segmentation fault via vectors involving a long string in brackets in the ipasstring argument...

CVE-2016-10197

The searchmakenew function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service out-of-bounds read via an empty hostname...

UBUNTU-CVE-2016-10197

The searchmakenew function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service out-of-bounds read via an empty hostname...

UBUNTU-CVE-2016-10195

The nameparse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified impact via vectors involving the labellen variable, which triggers an out-of-bounds stack read...

Slackware 14.1 / current : libevent (SSA:2016-085-01)

New libevent packages are available for Slackware 14.1 and -current to fix security issues. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2016-085-01. The text itself is copyright C...

[slackware-security] libevent

New libevent packages are available for Slackware 14.1 and -current to fix security issues. Here are the details from the Slackware 14.1 ChangeLog: patches/packages/libevent-2.0.22-i486-1slack14.1.txz: Upgraded. Multiple integer overflows in the evbuffer API allow context-dependent attackers to...

Vulnerabilities in the Libevent library, which allow a hacker to cause a service failure

The multiple vulnerabilities in the evbuffer programming interface of the Libevent library are caused by integer overflows. Exploiting these vulnerabilities allows an attacker to cause a service failure by using large input data in functions such as evbufferadd, evbufferexpand, and buffereventwri...

Tor: [tor] libevent dns OOB read

The DNS code of Libevent contains this rather obvious OOB read: c 3122 static char 3123 searchmakenewconst struct searchstate const state, int n, const char const basename 3124 const sizet baselen = strlenbasename; 3125 const char needtoappenddot = basenamebaselen - 1 == '.' ? 0 : 1; If the lengt...

Tor: [tor] control connection pre-auth DoS (infinite loop) with --enable-bufferevents

In control.c, this is the loop that retrieves data from the input buffer of the connection, or returns if no complete linefreed-terminated line is available connectionfetchfrombufline returns 0. c 4225 while 1 4226 sizet lastidx; 4227 int r; 4228 / First, fetch a line. / 4229 do 4230 datalen =...

Tor: libevent (stack) buffer overflow in evutil_parse_sockaddr_port

in evutil.c: c 1798 char buf128; ... ... 1809 cp = strchripasstring, ':'; 1810 if ipasstring == '' 1811 int len; 1812 if !cp = strchripasstring, '' 1813 return -1; 1814 1815 len = int cp-ipasstring + 1 ; 1816 if len intsizeofbuf-1 1817 return -1; 1818 1819 memcpybuf, ipasstring+1, len; Length...