CVE-2026-41285

In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery ND option over a local network with length zero, because of an "ndoptlen 8 - 2" expression with no preceding check for whether ndoptlen is zero...

CVE-2024-6640

In ICMPv6 Neighbor Discovery ND, the ID is always 0. When pf is configured to allow ND and block incoming Echo Requests, a crafted Echo Request packet after a Neighbor Solicitation NS can trigger an Echo Reply. The packet has to come from the same host as the NS and have a zero as identifier to...

RHEL 8 : openvswitch (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 8 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - openvswitch: limitation in the OVS packet parsing in userspace leads to DoS CVE-2020-35498 - openvswitch:...

USN-6690-1 openvswitch vulnerabilities

Timothy Redaelli and Haresh Khandelwal discovered that Open vSwitch incorrectly handled certain crafted Geneve packets when hardware offloading via the netlink path is enabled. A remote attacker could possibly use this issue to cause Open vSwitch to crash, leading to a denial of service...

SUSE SLES15: libopenvswitch-3_1-0 / libovn-23_03-0 / openvswitch3 / etc (SUSE-SU-2023:4657-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:4657-1 advisory. - CVE-2023-5366: Fixed missing masks on a final stage with ports trie bsc1216002. Tenable has extracted the preceding...

Ubuntu 18.04 ESM / 20.04 LTS : Open vSwitch vulnerability (USN-6514-1)

The remote Ubuntu 18.04 ESM / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-6514-1 advisory. It was discovered that Open vSwitch did not correctly handle OpenFlow rules for ICMPv6 Neighbour Advertisement packets. A local attacker could possibl...

CVE-2023-5366

A flaw was found in Open vSwitch that allows ICMPv6 Neighbor Advertisement packets between virtual machines to bypass OpenFlow rules. This issue may allow a local attacker to create specially crafted packets with a modified or spoofed target IP address field that can redirect ICMPv6 traffic to...

CVE-2023-5366

A flaw was found in Open vSwitch that allows ICMPv6 Neighbor Advertisement packets between virtual machines to bypass OpenFlow rules. This issue may allow a local attacker to create specially crafted packets with a modified or spoofed target IP address field that can redirect ICMPv6 traffic to...