FreeBSD : zeek -- several potential DoS vulnerabilities (a550d62c-f78d-4407-97d9-93876b6741b9)

Tim Wojtulewicz of Corelight reports : Fix potential Undefined Behavior in decodenetbiosname and decodenetbiosnametype BIFs. The latter has a possibility of a remote heap-buffer-overread, making this a potential DoS vulnerability. Add some extra length checking when parsing mobile ipv6 packets. D...

Juniper Junos OS Blocking Unexpected Traffic (JSA11095)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11095 advisory. When the Intrusion Detection Service IDS feature is configured on Juniper Networks MX series with a dynamic firewall filter using IPv6 source or destination prefix, it may...

Ratelimiting can be bypassed using IPv6 subnets

None...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

DEBIAN-CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

UBUNTU-CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

PYSEC-2021-136

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

CVE-2021-20267 affects OpenStack Neutron when using the Open vSwitch driver. The flaw resides in Neutron’s default Open vSwitch firewall rules, allowing an attacker who controls a server instance connected to the virtual switch to impersonate other IPv6 addresses, potentially causing denial of se...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

OpenStack 数据伪造问题漏洞

OpenStack is a cloud platform management program developed by the National Aeronautics and Space Administration NASA in collaboration with Rackspace in the United States. Openstack Neutron is vulnerable to a Data Forgery Issue vulnerability that stems from a flaw found in the default Open vSwitch...

Weave Net clusters susceptible to MitM attacks via IPv6 rogue router advertisements

Impact An attacker able to run a process as root in a container is able to respond to DNS requests from the host and thereby insert themselves as a fake service. In a cluster with an IPv4 internal network, if IPv6 is not totally disabled on the host via ipv6.disable=1 on the kernel cmdline, it wi...

GHSA-59QG-GRP7-5R73 Weave Net clusters susceptible to MitM attacks via IPv6 rogue router advertisements

Impact An attacker able to run a process as root in a container is able to respond to DNS requests from the host and thereby insert themselves as a fake service. In a cluster with an IPv4 internal network, if IPv6 is not totally disabled on the host via ipv6.disable=1 on the kernel cmdline, it wi...

Moderate: Red Hat Security Advisory: rh-ruby25-ruby security, bug fix, and enhancement update

An update for rh-ruby25-ruby is now available for Red Hat Software Collections. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...

NetworkManager and libnma security, bug fix, and enhancement update

libnma 1.8.30-2 - Rebuild with new gtk-doc to fix multilib issues rh 1853152 NetworkManager 1.30.0-7.0.1 - add connectivity check via Oracle servers Orabug: 32051972 - Disable the build of NetworkManager-config-connectivity- subpackage for 8.3 1:1.30.0-7 - initrd: set multi-connect=single for...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.7.12 bug fix and security update

Red Hat OpenShift Container Platform release 4.7.12 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.7.12. Red Hat Product Security has rated this update as having a security impact of...

Cisco Adaptive Security Appliance Software IP Fragment Memory Leak (cisco-sa-asaftd-frag-memleak-mCtqdP9n)

According to its self-reported version, Cisco Adaptive Security Appliance Software is affected by a vulnerability in the IP fragment-handling implementation. This allows an unauthenticated, remote attacker to cause a memory leak on an affected device. This memory leak could prevent traffic from...