UBUNTU-CVE-2025-40186

In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqskfastopenremove in tcpconnrequest. syzbot reported the splat below in tcpconnrequest. 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set reqsk-...

CVE-2025-40186 tcp: Don't call reqsk_fastopen_remove() in tcp_conn_request().

In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqskfastopenremove in tcpconnrequest. syzbot reported the splat below in tcpconnrequest. 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set reqsk-...

Linux Distros Unpatched Vulnerability : CVE-2025-39955

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect. syzbot reported the splat below where a socket had tcpsksk-fastopenrsk in the TCPESTABLISHED state. 0 syzbot...

CVE-2025-39955

In the Linux kernel, the following vulnerability has been resolved: tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect. syzbot reported the splat below where a socket had tcpsksk-fastopenrsk in the TCPESTABLISHED state. 0 syzbot reused the server-side TCP Fast Open socket as a new client before the...

UBUNTU-CVE-2025-39955

In the Linux kernel, the following vulnerability has been resolved: tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect. syzbot reported the splat below where a socket had tcpsksk-fastopenrsk in the TCPESTABLISHED state. 0 syzbot reused the server-side TCP Fast Open socket as a new client before the...

CVE-2025-39955

The CVE-2025-39955 entry concerns the Linux kernel TCP Fast Open path. The root cause is that tcp_disconnect() failed to clear tcp_sk(sk)->fastopen_rsk, allowing the retransmit timer to trigger while a TFO socket is being reused, potentially delaying or missing a retransmission. The fix implem...

EUVD-2017-15201

Malware in sbrugna...

EUVD-2016-10060

Malware in sbrugna...

EUVD-2015-3378

Malware in sbrugna...

EUVD-2024-41458

Malicious code in bioql PyPI...

EUVD-2021-6691

Malicious code in bioql PyPI...

PT-2025-46743

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the TCP implementation where calling reqsk fastopen remove within tcp conn request can lead to a use-after-free and a refcount underflow. This occurs...

Linux Distros Unpatched Vulnerability : CVE-2021-1224

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Multiple Cisco products are affected by a vulnerability with TCP Fast Open TFO when used in conjunction with the Snort detection engine that could allow an...

CVE-2024-45397

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. When an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QUIC 0-RTT packets is received and the IP-address-based access control is used, the access control does not detect and prohibit HTTP requests conveyed by...

CVE-2024-45397 H2O alllows bypassing address-based access control with 0-RTT

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. When an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QUIC 0-RTT packets is received and the IP-address-based access control is used, the access control does not detect and prohibit HTTP requests conveyed by...

CVE-2024-45397

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. When an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QUIC 0-RTT packets is received and the IP-address-based access control is used, the access control does not detect and prohibit HTTP requests conveyed by...

CVE-2024-45397 H2O alllows bypassing address-based access control with 0-RTT

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. When an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QUIC 0-RTT packets is received and the IP-address-based access control is used, the access control does not detect and prohibit HTTP requests conveyed by...

CVE-2024-45397 H2O alllows bypassing address-based access control with 0-RTT

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. When an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QUIC 0-RTT packets is received and the IP-address-based access control is used, the access control does not detect and prohibit HTTP requests conveyed by...

PT-2024-31601

Name of the Vulnerable Software and Affected Versions: h2o affected versions not specified Description: The issue concerns an HTTP server that supports various HTTP versions. When specific conditions are met, such as receiving an HTTP request using TLS/1.3 early data on top of TCP Fast Open or QU...

Updated snort packages fix security vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...