North America Runs Out of IPv4 Addresses

The Internet is running out of IPv4 Internet Protocol version 4 addresses — a computer’s unique address on the Internet. It’s just become harder to get IPv4 addresses. IPv4 Exhaustion Gets Real. Is this the end of IPv4 addresses? Finally, North America ran out of iPv4 addresses and officially...

Race condition

Race condition in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine PRE module on UBR devices allows remote attackers to cause a denial of service NULL pointer free and module crash by triggering intermittent connectivity with many IPv6 CPE devices, aka Bug ID...

CVE-2015-4199

CVE-2015-4199 is a race-condition vulnerability in Cisco IOS 15.3S on UBR devices, specifically in the IPv6-to-IPv4 subsystem within the Performance Routing Engine (PRE). The underlying issue can cause a NULL pointer free/crash of the PRE module, leading to a denial of service. Exploitation, as d...

CVE-2015-4199

Race condition in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine PRE module on UBR devices allows remote attackers to cause a denial of service NULL pointer free and module crash by triggering intermittent connectivity with many IPv6 CPE devices, aka Bug ID...

TeemIp - IP Address Management Solution

All network administrators do recognize how important it is to have a well managed IP space: a comprehensive and up to date inventory of all subnets and IPs used in a network as well as clear and simple processes to request, change or release IPs are underlying key factors for a trouble free...

CVE-2015-4200

Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine PRE module on UBR devices allows remote attackers to cause a denial of service memory consumption by triggering an error during CPE negotiation, aka Bug ID CSCug00885...

Memory corruption

Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine PRE module on UBR devices allows remote attackers to cause a denial of service memory consumption by triggering an error during CPE negotiation, aka Bug ID CSCug00885...

CVE-2015-4200

Cisco IOS 15.3S PRE module on uBR10000 devices is affected by CVE-2015-4200 in the IPv6-to-IPv4 subsystem. A memory leak during CPE negotiation can cause DoS via memory consumption. Remediation is provided by Cisco security advisory Cisco-SA-20150622-CVE-2015-4200 (updates to affected IOS version...

CVE-2015-4200

Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine PRE module on UBR devices allows remote attackers to cause a denial of service memory consumption by triggering an error during CPE negotiation, aka Bug ID CSCug00885...

Cisco IOS Software UBR Devices IPv6 to IPv4 Subsystem Denial of Service Vulnerability

A vulnerability in the IPv6 to IPv4 subsystem of Cisco IOS Software could allow an unauthenticated, remote attacker to cause a standby Performance Routing Engine PRE to leak a small portion of memory on a targeted system, resulting in a denial of service DoS condition. The vulnerability is due to...

Cisco IOS Software UBR Devices IPv6 to IPv4 Subsystem Denial of Service Vulnerability

A vulnerability in the IPv6 to IPv4 subsystem of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a Performance Routing Engine PRE crash on a targeted system, resulting in a denial of service DoS condition. The vulnerability is due to a race condition that may cause a...

The Internet Scanner: ZMap

The Internet Scanner: ZMap ZMap is an open-source network scanner that enables researchers to easily perform Internet-wide network studies. With a single machine and a well provisioned network uplink, ZMap is capable of performing a complete scan of the IPv4 address space in under 45 minutes,...

CVE-2015-3636 - ipv4 use-after-free | Cloud Foundry

CVE-2015-3636 – ipv4 use-after-free Medium Vendor Ubuntu Versions Affected Ubuntu 14.04 Description A use-after-free flaw was discovered in the Linux kernel’s ipv4 ping support. A local user could exploit this flaw to gain administrative privileges on the system. The Cloud Foundry project is...

Ubuntu: Security Advisory (USN-2631-1)

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...

Ubuntu 14.04 LTS : Linux kernel (Vivid HWE) vulnerabilities (USN-2636-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2636-1 advisory. Xiong Zhou discovered a bug in the way the EXT4 filesystem handles fallocate zero range functionality when the page size is greater than the block size. ...

Ubuntu: Security Advisory (USN-2634-1)

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...

Ubuntu 14.10 : linux vulnerabilities (USN-2637-1)

Xiong Zhou discovered a bug in the way the EXT4 filesystem handles fallocate zero range functionality when the page size is greater than the block size. A local attacker could exploit this flaw to cause a denial of service system crash. CVE-2015-0275 Wen Xu discovered a use-after-free flaw in the...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-2631-1)

Jan Beulich discovered the Xen virtual machine subsystem of the Linux kernel did not properly restrict access to PCI command registers. A local guest user could exploit this flaw to cause a denial of service host crash. CVE-2015-2150 A privilege escalation was discovered in the fork syscall via t...

Ubuntu 15.04 : linux vulnerabilities (USN-2638-1)

Xiong Zhou discovered a bug in the way the EXT4 filesystem handles fallocate zero range functionality when the page size is greater than the block size. A local attacker could exploit this flaw to cause a denial of service system crash. CVE-2015-0275 Wen Xu discovered a use-after-free flaw in the...

Ubuntu: Security Advisory (USN-2633-1)

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...