CVE-2026-58465

The CVE affects Eclipse Wakaama before snapshot/2026-05-26, with an unbounded memory allocation in the CoAP Block1 handler (coap/block.c). Unauthenticated remote attackers can exhaust memory by sending a sequence of Block1 PUT requests with incrementing block numbers to the registration endpoint ...

CVE-2026-55950

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

curl: libcurl: curl/libcurl: Remote denial of service via QUIC UDP receive function vulnerability

A flaw was found in curl and libcurl. A malicious HTTP/3 server can exploit an issue in the QUIC UDP receive function by continuously streaming empty UDP datagrams. This can lead to a remote denial of service DoS against a curl or libcurl client, as the helper function discards zero-length UDP...

PT-2026-55271

Name of the Vulnerable Software and Affected Versions Erlang/OTP versions 25.3 through 29.0.2 Erlang/OTP versions 28.x prior to 28.5.0.3 Erlang/OTP versions 27.x prior to 27.3.4.14 ssl versions 10.9 through 11.7.2 ssl versions 11.6.x prior to 11.6.0.3 ssl versions 11.2.x prior to 11.2.12.10...

SUSE CVE-2026-53070

In the Linux kernel, the following vulnerability has been resolved: sctp: disable BH before calling udptunnelxmitskb udptunnelxmitskb / udptunnel6xmitskb are expected to run with BH disabled. After commit 6f1a9140ecda "add xmit recursion limit to tunnel xmit functions", on the path:...

BIT-ENVOY-2026-48497 Envoy: Abnormal process termination in DNS UDP filter

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, in cases where UDP DNS filter is configured with local resolution containing a name with the length of 255 octets or remote resolution for a name of 255 octets long...

CVE-2026-13799

Use after free in QUIC in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to potentially exploit heap corruption via malicious network traffic. Chromium security severity: High...

OPENSUSE-SU-2026:21184-1 Security update for coturn

This update for coturn fixes the following issues: Changes in coturn: - Update to version 4.14.0 New No more dependency on prometheus-client-c HTTPS support for prometheus client optional TLS support for redis - now compatible with managed redis optional. Rate limiting "401 Unauthorized" response...

Linux Distros Unpatched Vulnerability : CVE-2026-53184

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratc...

GHSA-QH5X-RFWF-RVFV Hysteria vulnerable to server crash when max_datagram_frame_size very small

Summary An authenticated client can crash the Hysteria server by advertising a very small QUIC maxdatagramframesize and then triggering a UDP response from the server. When the server tries to send the UDP response back via QUIC DATAGRAM, quic-go returns DatagramTooLargeError. The server then...

CVE-2026-53151

A flaw was found in the Linux kernel's AFRXRPC subsystem. This vulnerability involves incorrect handling of fragmented UDP packets when parsing the SACK Selective Acknowledgment table. An attacker could potentially craft a fragmented UDP packet to trigger an incorrect buffer access within the...

CVE-2026-53184

A flaw was found in the Linux kernel. When a User Datagram Protocol UDP socket is configured with a sockmap, and a BPF Berkeley Packet Filter program attached to it calls a socket-lookup helper, the skb-dev field is not properly cleared. This improper handling of the skb-dev field can lead to a...

GO-2026-5756 AdGuard Home: DoQ-to-UDP State Reduction and Source-Port Oracle in github.com/AdguardTeam/AdGuardHome

AdGuard Home: DoQ-to-UDP State Reduction and Source-Port Oracle in github.com/AdguardTeam/AdGuardHome...

GO-2026-5614 arnika is affected by medium-severity issues in UDP rotation, PQC handling, and KMS TLS in github.com/arnika-project/arnika

arnika is affected by medium-severity issues in UDP rotation, PQC handling, and KMS TLS in github.com/arnika-project/arnika...

CVE-2026-53184

In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; i...

UBUNTU-CVE-2026-53184

In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; i...

CVE-2026-53151

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the ACK parser to extract the SACK table for parsing Fix modification of the received skbuff in rxrpcinputsoftacks and a potential incorrect access of the buffer in a fragmented UDP packet the packet would probably hav...

EUVD-2026-39326

In the Linux kernel, the following vulnerability has been resolved: net: add pskbmaypull to skbgroreceivelist skbgroreceivelist calls skbpullskb, skbgrooffsetskb without first ensuring the data is in the linear area via pskbmaypull. When the skb arrives via napigrofrags, skbheadlen can be 0 all...

CVE-2026-53184 udp: clear skb->dev before running a sockmap verdict

In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; i...

EUVD-2026-39275

In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; i...