CVE-2025-0650

A flaw was found in the Open Virtual Network OVN. Specially crafted UDP packets may bypass egress access control lists ACLs in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized...

CVE-2025-0650

OVN/Open vSwitch vulnerability CVE-2025-0650 enables bypass of egress ACLs via specially crafted UDP packets on a logical switch with DNS records and existing egress ACLs, potentially allowing unauthorized access to VMs/containers. Public advisories (SUSE/SUSE-SU-2026:0280-1 and 0290-1) recommend...

CVE-2025-0650 Ovn: egress acls may be bypassed via specially crafted udp packet

A flaw was found in the Open Virtual Network OVN. Specially crafted UDP packets may bypass egress access control lists ACLs in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized...

K000149382: Linux kernel vulnerability CVE-2024-35884

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: udp: do not accept non-tunnel GSO skbs landing in a tunnel When rx-udp-gro-forwarding is enabled UDP packets might be GROed when being forwarded. If such packets might land in a tunnel this can cause...

CVE-2025-21637

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using current-nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - Inconsistency: getting info from the...

AZL-57240 CVE-2025-21637 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using current-nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - Inconsistency: getting info from the...

CVE-2025-21637 sctp: sysctl: udp_port: avoid using current->nsproxy

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using current-nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - Inconsistency: getting info from the...

SUSE CVE-2024-7596

Proposed Generic UDP Encapsulation GUE IETF Draft do not validate or verify the source of a network packet allowing an attacker to spoof and route arbitrary traffic via an exposed network interface that can lead to spoofing, access control bypass, and other unexpected network behaviors. This can ...

CVE-2024-7596

An insecure configuration flaw was found in the Generic UDP Encapsulation Protocol. When configured to not require authentication or filtering, this issue could allow a remote unauthenticated attacker to spoof packets or bypass access controls. Mitigation See references section for detailed...

SUSE-SU-2025:0071-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues: - Version update to 2.90: - CVE-2023-50387: Fixed a Denial Of Service while trying to validate specially crafted DNSSEC responses. bsc1219823 - CVE-2023-50868: Fixed a Denial Of Service while trying to validate specially crafted DNSSEC responses...

The vulnerability of the UDP packet verification mechanism in microprogramming software for Cisco SD-WAN vEdge allows a attacker to trigger a service failure.

The vulnerability of the UDP packet verification mechanism in Cisco SD-WAN vEdge microprogramming software lies in the fact that the operation results are stored outside of the buffer in memory. Exploiting this vulnerability allows a malicious actor to cause service failures by sending specially...

PT-2025-4358 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.13.0-rc5 Description: The issue is related to the pfcp newlink function in the Linux kernel, which incorrectly links a device to a list in dev netdev instead of net, where a UDP tunnel socket is created. This...

CVE-2024-54010 Unauthenticated Traffic Handling Flaw Allows Packet Leakage on HPE Aruba Networking CX 10000 series switches

A vulnerability in the firewall component of HPE Aruba Networking CX 10000 Series Switches exists. It could allow an unauthenticated adjacent attacker to conduct a packet forwarding attack against the ICMP and UDP protocol. For this attack to be successful an attacker requires a switch...

CVE-2024-54010 Unauthenticated Traffic Handling Flaw Allows Packet Leakage on HPE Aruba Networking CX 10000 series switches

A vulnerability in the firewall component of HPE Aruba Networking CX 10000 Series Switches exists. It could allow an unauthenticated adjacent attacker to conduct a packet forwarding attack against the ICMP and UDP protocol. For this attack to be successful an attacker requires a switch...

CVE-2024-54010

CVE-2024-54010 describes a vulnerability in the firewall component of HPE Aruba Networking CX 10000 Series Switches. An unauthenticated adjacent attacker could perform a packet forwarding attack against ICMP and UDP if the switch is configured to allow Layer 3 routing. The attack relies on routin...

Hewlett Packard Enterprise CX 10000 安全漏洞

The Hewlett Packard Enterprise CX 10000 HPE CX 10000 is a series of switches from Hewlett Packard Enterprise USA. A security vulnerability exists in the Hewlett Packard Enterprise CX 10000 that stems from a firewall component that allows an unauthenticated adjacent attacker to perform packet...

PT-2025-34384

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.16.0-rc7 Description: A flaw exists in the Linux kernel related to handling UDP packets with specific configurations. Specifically, when a packet with a virtio net hdr is sent to a tun device with SKB GSO UDP...

CVE-2024-56642

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

CVE-2024-56642

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

DEBIAN-CVE-2024-56642

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...