[SECURITY] Fedora 26 Update: knot-resolver-1.2.4-1.fc26

The Knot DNS Resolver is a caching full resolver implementation written in C and LuaJIT, including both a resolver library and a daemon. Modular architecture of the library keeps the core tiny and efficient, and provides a state-machine like API for extensions. The package is pre-configured as...

Updated glibc packages fix security vulnerability

Florian Weimer discovered a NULL pointer dereference in the DNS resolver of the GNU C Library. An attacker could use this to cause a denial of service CVE-2015-5180. Tim Ruehsen discovered that the getaddrinfo implementation in the GNU C Library did not properly track memory allocations. An...

Ubuntu: Security Advisory (USN-3239-2)

The remote host is missing an update for the 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...

USN-3239-2: GNU C Library Regression

USN-3239-1 fixed vulnerabilities in the GNU C Library. Unfortunately, the fix for CVE-2015-5180 introduced an internal ABI change within the resolver library. This update reverts the change. We apologize for the inconvenience. Please note that long-running services that were restarted to compensa...

[SECURITY] Fedora 25 Update: knot-resolver-1.2.4-1.fc25

The Knot DNS Resolver is a caching full resolver implementation written in C and LuaJIT, including both a resolver library and a daemon. Modular architecture of the library keeps the core tiny and efficient, and provides a state-machine like API for extensions. The package is pre-configured as...

USN-3239-1 eglibc, glibc vulnerabilities

It was discovered that the GNU C Library incorrectly handled the strxfrm function. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2015-8982 It was discovered that an integer...

USN-3239-1: GNU C Library vulnerabilities

It was discovered that the GNU C Library incorrectly handled the strxfrm function. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2015-8982 It was discovered that an integer...

[SECURITY] Fedora 24 Update: knot-resolver-1.2.4-1.fc24

The Knot DNS Resolver is a caching full resolver implementation written in C and LuaJIT, including both a resolver library and a daemon. Modular architecture of the library keeps the core tiny and efficient, and provides a state-machine like API for extensions. The package is pre-configured as...

Ubuntu: Security Advisory (USN-3239-1)

The remote host is missing an update for the 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...

Important: Red Hat Security Advisory: rh-nodejs4-nodejs and rh-nodejs4-http-parser security update

An update for rh-nodejs4-nodejs and rh-nodejs4-http-parser is now available for Red Hat Software Collections. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Cisco Nexus 3000 / 9000 Series GNU C Library (glibc) getaddrinfo() RCE (cisco-sa-20160218-glibc)

The version of Cisco NX-OS software running on the remote device is affected by a remote code execution vulnerability in the bundled version of the GNU C Library glibc due to a stack-based buffer overflow condition in the DNS resolver. An unauthenticated, remote attacker can exploit this, via a...

Glibc DNS Resolver Vulnerability

A vulnerability in the GNU libc glibc DNS resolver allows remote code execution CVE-2015-7547. However, this issue can be exploited only from a DNS server that is under the control of an attacker. Ref 91886. This glibc issue is only exploitable by an attacker controlling the DNS server configured...

Nginx DNS Resolver Denial of Service (CVE-2016-0742)

A denial-of-service vulnerability exists in NGINX. The vulnerability is due to nginx dereferencing an invalid pointer while processing certain DNS packets. A remote, man-in-the-middle attacker could exploit this vulnerability by forging UDP packets as if from a trusted DNS server...

Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Debian Debian_Linux

PoC attack server for CVE-2015-7547 vulnerability in glibc DNS...

SA115 : Multiple nginx DNS resolver vulnerabilities

SUMMARY Blue Coat products that include affected versions of nginx and enable the nginx DNS resolver are susceptible to multiple vulnerabilities. A remote attacker, with access to the management interface, can exploit these vulnerabilities to cause denial of service. In some cases, the attacker m...

Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Debian Debian_Linux

PoC attack server for CVE-2015-7547 vulnerability in glibc DNS...

Fedora 23 : glibc-2.22-9.fc23 (2016-0f9e9a34ce)

This updates addresses a critical security vulnerability in the DNS resolver related to AFUNSPEC queries with getaddrinfo CVE-2015-7547. In addition, a bug that causes Hesiod lookups to fail with a crash is fixed. Note that Tenable Network Security has extracted the preceding description block...

Fedora 22 : glibc-2.21-11.fc22 (2016-0480defc94)

This updates addresses a critical security vulnerability in the DNS resolver related to AFUNSPEC queries with getaddrinfo CVE-2015-7547. It also includes security fixes for CVE-2015-8777 and CVE-2015-1781. It improves malloc scalability for applications which start and terminate many threads. The...

openSUSE: Security Advisory for glibc (openSUSE-SU-2016:0512-1)

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...

ESXi 5.5 < Build 3568722 / 6.0 < Build 3568940 glibc DNS Resolver RCE (VMSA-2016-0002) (remote check)

The remote VMware ESXi host is 5.5 prior to build 3568722 or 6.0 prior to build 3568940. It is, therefore, affected by a stack-based buffer overflow condition in the GNU C Library glibc DNS client-side resolver due to improper validation of user-supplied input when looking up names via the...