Mageia: Security Advisory (MGASA-2023-0250)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

IPv6 Local Scoped Address Disruption

opensmtpd is vulnerable to IPv6 Local Scoped Address Disruption . The vulnerability exists due to the use of inetpton3 function in the envelope.c, which allows an attacker to abort the connection by providing localy scoped IPv6 address...

Debian DSA-5480-1 : linux - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5480 advisory. Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2022-4269...

D-Link DAP-2660 安全漏洞

The D-Link DAP-2660 is a wireless device from China AUO D-Link. A security vulnerability exists in D-Link DAP-2660 v1.13, which stems from a buffer overflow vulnerability in the parameter fipv6enable. An attacker can exploit the vulnerability by designing a POST request...

PT-2023-5265 · Libreswan +5 · Libreswan +5

Name of the Vulnerable Software and Affected Versions: Libreswan versions prior to 4.12 Description: An issue was discovered in Libreswan when an IKEv1 Quick Mode connection configured with ID IPV4 ADDR or ID IPV6 ADDR receives an IDcr payload with ID FQDN, causing a NULL pointer dereference. Thi...

CVE-2023-2754

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

CVE-2023-2754

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

Design/Logic Flaw

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

CVE-2023-2754

CVE-2023-2754 describes a vulnerability in the Cloudflare WARP Windows client where DNS queries can be exposed on the local network. When connected over an IPv6-capable network, the WARP client does not assign loopback IPv6 addresses; instead, it uses Unique Local Addresses, which under certain c...

CVE-2023-2754 Plaintext transmission of DNS requests in Windows 1.1.1.1 WARP client

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

CVE-2023-2754

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

PT-2023-8396 · Edk2 +11 · Edk2 +11

Name of the Vulnerable Software and Affected Versions: EDK2 affected versions not specified Description: The issue is related to an infinite loop vulnerability in EDK2's Network Package when parsing a PadN option in the Destination Options header of IPv6. This can be exploited by an attacker to...

CVE-2023-3107

A set of carefully crafted ipv6 packets can trigger an integer overflow in the calculation of a fragment reassembled packet's payload length field. This allows an attacker to trigger a kernel panic, resulting in a denial of service...

Integer overflow

A set of carefully crafted ipv6 packets can trigger an integer overflow in the calculation of a fragment reassembled packet's payload length field. This allows an attacker to trigger a kernel panic, resulting in a denial of service...

CVE-2023-3107

CVE-2023-3107 concerns a kernel vulnerability in FreeBSD involving IPv6 fragmentation reassembly. A crafted set of IPv6 fragments can trigger an integer overflow when computing the reassembled payload length, enabling a remote denial of service via a kernel panic. The issue affects multiple FreeB...

CVE-2023-3107 Remote denial of service in IPv6 fragment reassembly

A set of carefully crafted ipv6 packets can trigger an integer overflow in the calculation of a fragment reassembled packet's payload length field. This allows an attacker to trigger a kernel panic, resulting in a denial of service...

PT-2023-23133 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: No specific software or versions mentioned. Description: A set of carefully crafted ipv6 packets can trigger an integer overflow in the calculation of a fragment reassembled packet's payload length field, allowing an attacker to trigger a...

FreeBSD-SA-23:06.ipv6

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-23:06.ipv6 Security Advisory The FreeBSD Project Topic: Remote denial of service in IPv6 fragment reassembly Category: core Module: ipv6 Announced: 2023-08-01...

net ipv6 output_core.c has an information leak because of certain use of a hash

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/outputcore.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses...

FreeBSD -- Remote denial of service in IPv6 fragment reassembly

Problem Description: Each fragment of an IPv6 packet contains a fragment header which specifies the offset of the fragment relative to the original packet, and each fragment specifies its length in the IPv6 header. When reassembling the packet, the kernel calculates the complete IPv6 payload...