SUSE-SU-2019:2727-2 Security update for dhcp

This update for dhcp fixes the following issues: Secuirty issue fixed: - CVE-2019-6470: Fixed DHCPv6 server crashes bsc1134078. Bug fixes: - Add compile option --enable-secs-byteorder to avoid duplicate lease warnings bsc1089524. - Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6 bsc11365...

CVE-2019-1324

An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles IPv6 flowlabel filled in packets, aka 'Windows TCP/IP Information Disclosure Vulnerability'...

Information disclosure

An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles IPv6 flowlabel filled in packets, aka 'Windows TCP/IP Information Disclosure Vulnerability'...

CVE-2019-1324

An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles IPv6 flowlabel filled in packets, aka 'Windows TCP/IP Information Disclosure Vulnerability'...

Windows TCP/IP Information Disclosure Vulnerability

An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles IPv6 flowlabel filled in packets. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker...

Junos OS: MC-LAG DoS (JSA10966)

According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service DoS vulnerability on devices configured with Multi-Chassis Link Aggregation Group MC-LAG. An unauthenticated, adjacent attacker can exploit this by continuously sending a specially...

kernel: Memory leak in sit_init_net() in net/ipv6/sit.c

A flaw was found in the way the sitinitnet function in the Linux kernel handled resource cleanup on errors. This flaw allows an attacker to use the error conditions to crash the system...

CVE-2017-9074

The IPv6 fragmentation implementation in the Linux kernel does not consider that the nexthdr field may be associated with an invalid option, which allows local users to cause a denial of service out-of-bounds read and BUG or possibly have unspecified other impact via crafted socket and send syste...

CVE-2019-6470 dhcpd: use-after-free error leads crash in IPv6 mode when using mismatched BIND libraries

There had existed in one of the ISC BIND libraries a bug in a function that was used by dhcpd when operating in DHCPv6 mode. There was also a bug in dhcpd relating to the use of this function per its documentation, but the bug in the library function prevented this from causing any harm. All...

FreeBSD : FreeBSD -- IPv6 remote Denial-of-Service (4d3d4f64-f680-11e9-a87f-a4badb2f4699)

Due do a missing check in the code of mpulldown9 data returned may not be contiguous as requested by the caller. Impact : Extra checks in the IPv6 code catch the error condition and trigger a kernel panic leading to a remote DoS denial-of-service attack with certain Ethernet interfaces. At this...

USN-4157-2: Linux kernel (HWE) vulnerabilities

USN-4157-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 19.04 for Ubuntu 18.04 LTS. Wen Huang discovered that the Marvell Wi-Fi device driver in the Linux kernel did not properly...

Ubuntu 19.10 : Linux kernel vulnerability (USN-4161-1)

It was discovered that the IPv6 routing implementation in the Linux kernel contained a reference counting error leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. Note that Tenable Network Securi...

SUSE SLED12 / SLES12 Security Update : dhcp (SUSE-SU-2019:2727-1)

This update for dhcp fixes the following issues : Secuirty issue fixed : CVE-2019-6470: Fixed DHCPv6 server crashes bsc1134078. Bug fixes: Add compile option --enable-secs-byteorder to avoid duplicate lease warnings bsc1089524. Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6 bsc1136572...

Ubuntu 18.04 LTS : Linux kernel (HWE) vulnerabilities (USN-4157-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4157-2 advisory. USN-4157-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement H...

USN-4161-1: Linux kernel vulnerability

It was discovered that the IPv6 routing implementation in the Linux kernel contained a reference counting error leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

SUSE-SU-2019:2727-1 Security update for dhcp

This update for dhcp fixes the following issues: Secuirty issue fixed: - CVE-2019-6470: Fixed DHCPv6 server crashes bsc1134078. Bug fixes: - Add compile option --enable-secs-byteorder to avoid duplicate lease warnings bsc1089524. - Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6 bsc11365...

openSUSE: Security Advisory for dhcp (openSUSE-SU-2019:2340-1)

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Linux kernel memory corruption vulnerability (CNVD-2019-37726)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A memory corruption vulnerability exists in the 'fib6rulesuppress' function of the net/ipv6/fib6rules.c file in versions of Linux kernel prior to 5.3.4, which can be...

openSUSE Security Update : dhcp (openSUSE-2019-2340)

This update for dhcp fixes the following issues : Secuirty issue fixed : - CVE-2019-6470: Fixed DHCPv6 server crashes bsc1134078. Bug fixes : - Add compile option --enable-secs-byteorder to avoid duplicate lease warnings bsc1089524. - Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6...

openSUSE Security Update : dhcp (openSUSE-2019-2341)

This update for dhcp fixes the following issues : Secuirty issue fixed : - CVE-2019-6470: Fixed DHCPv6 server crashes bsc1134078. Bug fixes : - Add compile option --enable-secs-byteorder to avoid duplicate lease warnings bsc1089524. - Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6...