UBUNTU-CVE-2026-74598

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix Route Information option length validation rt6routercv validates the Route Information option RFC 4191 length against the prefix length, but both checks are off by one. rinfo-length is the ND option length in units of 8...

EUVD-2021-14600

Malware in sbrugna...

EUVD-2021-14592

Malware in sbrugna...

EUVD-2021-14591

Malware in sbrugna...

The vulnerability of the `ip6_ra_control` function in the `net/ipv6/ipv6_sockglue.c` component of the Linux kernel, related to pointer dereferencing errors, allows a malicious actor to trigger a service failure.

The vulnerability of the ip6racontrol function in the net/ipv6/ipv6sockglue.c component of the Linux kernel is related to pointer arithmetic errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2021-27854

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers, and converting frames from Ethernet to Wifi and its reverse...

SA45654 - Multiple OpenSSL Vulnerabilities in Layer 2 network filtering capabilities

Ivanti 4th of March 2024 - This isn't an active SA and any new edits are part of an article maintenance project. Multiple vulnerabilities were discovered with respect to Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0...

CVE-2021-27861

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and optionally VLAN0 headers...

CVE-2021-27854

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers and Ethernet to Wifi frame translation...

CVE-2021-27861

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and optionally VLAN0 headers...

CVE-2021-27854

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers, and converting frames from Ethernet to Wifi and its reverse...

Design/Logic Flaw

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers, and converting frames from Ethernet to Wifi and its reverse...

Design/Logic Flaw

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and Ethernet to Wifi frame conversion and optionally VLAN0 headers...

Code injection

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and optionally VLAN0 headers...

CVE-2021-27861 L2 network filtering bypass using stacked VLAN0 and LLC/SNAP headers with invalid lengths

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and optionally VLAN0 headers...

CVE-2021-27853

Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers...

多款Cisco产品安全漏洞

Cisco IOS and others are products of Cisco USA.Cisco IOS is a set of operating systems developed for its network devices.Cisco IOS XR is a set of operating systems developed for its network devices.Cisco IOS XE Software is an operating system.Cisco IOS XE Software is an operating system.Cisco IOS...

PT-2022-9877 · Cisco · Cisco Ios +2

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue allows Layer 2 network filtering capabilities, such as IPv6 RA guard, to be bypassed. This can be achieved by using LLC/SNAP headers with...

PT-2022-9878 · Ieee +1 · 802.2 +3

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue allows Layer 2 network filtering capabilities, such as IPv6 RA guard, to be bypassed. This can be achieved by utilizing LLC/SNAP headers with...

L2 network security controls can be bypassed using VLAN 0 stacking and/or 802.3 headers

Overview Layer-2 L2 network security controls provided by various devices, such as switches, routers, and operating systems, can be bypassed by stacking Ethernet protocol headers. An attacker can send crafted packets through vulnerable devices to cause Denial-of-service DoS or to perform a...