CVE-2020-3496

A vulnerability in the IPv6 packet processing engine of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to insufficient validation of incoming IPv6 traffic. A...

CVE-2019-18282

The flowdissector feature in the Linux kernel 4.3 through 5.x before 5.3.10 has a device tracking vulnerability, aka CID-55667441c84f. This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash instead of siphash is used. The hashrn...

CVE-2019-18282

The flowdissector feature in the Linux kernel 4.3 through 5.x before 5.3.10 has a device tracking vulnerability, aka CID-55667441c84f. This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash instead of siphash is used. The hashrn...

Code injection

Receipt of a specific link-local IPv6 packet destined to the RE may cause the system to crash and restart vmcore. By continuously sending a specially crafted IPv6 packet, an attacker can repeatedly crash the system causing a prolonged Denial of Service DoS. This issue affects Juniper Networks Jun...

CVE-2019-0067 Junos OS: Kernel crash (vmcore) upon receipt of a specific link-local IPv6 packet on devices configured with Multi-Chassis Link Aggregation Group (MC-LAG)

Receipt of a specific link-local IPv6 packet destined to the RE may cause the system to crash and restart vmcore. By continuously sending a specially crafted IPv6 packet, an attacker can repeatedly crash the system causing a prolonged Denial of Service DoS. This issue affects Juniper Networks Jun...

The vulnerability of the Unified Threat Defense (UTD) function in the Cisco IOS XE operating system allows a attacker to trigger a reboot of the vulnerable device.

The vulnerability of the Unified Threat Defense UTD function in the Cisco IOS XE operating system is related to errors in packet processing for IPv6. Exploiting this vulnerability can allow a malicious actor to trigger a reboot of the vulnerable device through specially crafted IPv6 traffic...

CVE-2019-5597

In FreeBSD 11.3-PRERELEASE and 12.0-STABLE before r347591, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in the pf IPv6 fragment reassembly logic incorrectly uses the last extension header offset from the last received packet instead of the first packet...

CVE-2018-5915

Exception in Modem IP stack while processing IPv6 packet in snapdragon automobile, snapdragon mobile and snapdragon wear in versions MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 425, SD 430, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SDA660,...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 6. 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 available for each vulnerability from th...

CVE-2018-0034 Junos OS: A malicious crafted IPv6 DHCP packet may cause the JDHCPD daemon to core

A Denial of Service vulnerability exists in the Juniper Networks Junos OS JDHCPD daemon which allows an attacker to core the JDHCPD daemon by sending a crafted IPv6 packet to the system. This issue is limited to systems which receives IPv6 DHCP packets on a system configured for DHCP processing...

Broadcom ICMPv6 Information Leak Vulnerability

Exploit for hardware platform in category dos / poc Broadcom: Information Leak in ICMPv6 Router Advertisement Offloading CVE-2017-11122 Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile devices and Wi-Fi routers,...

BSA-2017-378

Security Advisory ID : BSA-2017-378 Component : OpenVPN Revision : 1.0: Interim OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet. Affected Products Brocade is investigating its product lines to determine which products...

openSUSE Security Update : openvpn (openSUSE-2017-730)

This update for openvpn fixes the following issues : - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

CVE-2017-7508

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet...

CVE-2017-7508

CVE-2017-7508 affects OpenVPN versions prior to 2.4.3 and prior to 2.3.17, enabling a remote attacker to cause a denial-of-service by sending malformed IPv6 packets. The root cause is improper handling of specific malformed IPv6 packets, leading to application crash under remote attack conditions...

CVE-2017-7508

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet...

SUSE-SU-2017:1642-1 Security update for openvpn

This update for openvpn fixes the following issues: - It was possible to trigger an assertion by sending a malformed IPv6 packet. That issue could have been abused to remotely shutdown an openvpn server or client, if IPv6 and --mssfix were enabled and if the IPv6 networks used inside the VPN were...

SUSE-SU-2017:1635-1 Security update for openvpn

This update for openvpn fixes the following issues: - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

CVE-2017-7508

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet...

BSA-2017-265

Security Advisory ID : BSA-2017-265 Component : Linux Kernel Revision : 2.0: Interim Thedccprcvstateprocessfunction in net/dccp/input.cin the Linux kernel through 4.9.11 mishandles DCCPPKTREQUEST packet data structures in the LISTEN state, which allows local users to obtain root privileges or cau...