CVE-2023-53781 smc: Fix use-after-free in tcp_write_timer_handler().

In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in tcpwritetimerhandler. With Eric's ref tracker, syzbot finally found a repro for use-after-free in tcpwritetimerhandler by kernel TCP sockets. 0 If SMC creates a kernel socket in smccreate, the kernel...

RLSA-2025:22388 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: nfsd: handle getclientlocked failure in nfsd4setclientidconfirm CVE-2025-38724 kernel: smb: client: fix race with concurrent opens in rename2 CVE-2025-39825 kernel: mm/memory-failure: fix...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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...

CVE-2025-55222

CVE-2025-55222 affects Socomec DIRIS Digiware M-70 gateway (firmware 1.6.9). A DoS can be triggered by unauthenticated crafted Modbus TCP or Modbus RTU over TCP messages (USB Function), on port 503, causing device unresponsiveness. TALOS details confirm the vulnerability exists in Modbus TCP/RTU ...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

kernel: Linux kernel: Privilege escalation or Denial of Service via TCP Fast Open vulnerability

A flaw was found in the Linux kernel. A local attacker with low privileges could exploit a memory corruption vulnerability, specifically a use-after-free and double-free, within the TCP Fast Open TFO socket processing. This occurs when a listener is closed while a TFO socket is being processed in...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. 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 vulnerability from the...

PT-2025-48480

Name of the Vulnerable Software and Affected Versions Socomec DIRIS Digiware M-70 version 1.6.9 Description A denial of service condition can occur due to specially crafted network requests targeting the Modbus TCP and Modbus RTU over TCP functionality. An attacker can trigger this by sending...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: nfsd: handle getclientlocked failure in nfsd4setclientidconfirm CVE-2025-38724 kernel: smb: client: fix race with concurrent opens in rename2 CVE-2025-39825 kernel: mm/memory-failure: fix...

RLSA-2025:21931 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: NFS: Fix filehandle bounds checking in nfsfhtodentry CVE-2025-39730 kernel: tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect CVE-2025-39955 For more details about the security issues,...

NanoMQ 资源管理错误漏洞

NanoMQ is a lightweight and fast MQTT Broker for IoT edge platforms open sourced by EMQ USA. A resource management error vulnerability exists in NanoMQ versions prior to 0.22.5, which stems from a post-release reuse in the TCP transport component that could lead to memory corruption...

PT-2025-48097

Name of the Vulnerable Software and Affected Versions NanoMQ versions prior to 0.22.5 Description A Heap-Use-After-Free UAF vulnerability exists in the TCP transport component of NanoMQ, stemming from improper resource management and premature cleanup of message and pipe structures. This occurs...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

RockyLinux 10 : python-kdcproxy (RLSA-2025:21142)

The remote RockyLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-2025:21142 advisory. python-kdcproxy: Unauthenticated SSRF via Realm?Controlled DNS SRV CVE-2025-59088 python-kdcproxy: Remote DoS via unbounded TCP upstream buffering...

SUSE 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

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

CVE-2025-40186 – Linux kernel (TCP/Fast Open) : The issue occurs in tcp_conn_request() during processing of a TFO socket. If a listener is closed while a TFO request is being handled, inet_csk_reqsk_queue_add() may skip setting reqsk->sk and call inet_child_forget(), which leads to tcp_disconn...

CVE-2025-40815

A vulnerability has been identified in LOGO! 12/24RCE 6ED1052-1MD08-0BA2 All versions, LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 All versions, LOGO! 230RCE 6ED1052-1FB08-0BA2 All versions, LOGO! 230RCEo 6ED1052-2FB08-0BA2 All versions, LOGO! 24CE 6ED1052-1CC08-0BA2 All versions, LOGO! 24CEo...

CVE-2025-40815

A vulnerability has been identified in LOGO! 12/24RCE 6ED1052-1MD08-0BA2 All versions, LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 All versions, LOGO! 230RCE 6ED1052-1FB08-0BA2 All versions, LOGO! 230RCEo 6ED1052-2FB08-0BA2 All versions, LOGO! 24CE 6ED1052-1CC08-0BA2 All versions, LOGO! 24CEo...