PT-2026-32886

Name of the Vulnerable Software and Affected Versions Microsoft Windows 10 versions 10.0.14393.0 through 10.0.14393.9059 Microsoft Windows 10 affected versions not specified Microsoft Windows 11 affected versions not specified Microsoft Windows Server 2019 affected versions not specified Microsof...

DEBIAN-CVE-2026-39863

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio formerly OpenSER and SER allows remote attackers to cause a denial of service process crash via a specially crafted data packet sent over TCP. The...

CVE-2026-39863

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio formerly OpenSER and SER allows remote attackers to cause a denial of service process crash via a specially crafted data packet sent over TCP. The...

EUVD-2026-20616

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio formerly OpenSER and SER allows remote attackers to cause a denial of service process crash via a specially crafted data packet sent over TCP. The...

CVE-2026-39863

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio formerly OpenSER and SER allows remote attackers to cause a denial of service process crash via a specially crafted data packet sent over TCP. The...

CVE-2026-35406

Aardvark-dns is an authoritative dns server for A/AAAA container records. From 1.16.0 to 1.17.0, a truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. This vulnerability is fixed in 1.17.1...

GHSA-HFPQ-X728-986J netavark has incorrect error handling for malformed tcp packets

Impact A truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. Patches https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1 Workarounds None Credits Thanks to @dkane01 for reporti...

CVE-2026-5590

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

CVE-2026-5590 net: ip/tcp: Null pointer dereference can be triggered by a race condition

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

SUSE CVE-2026-23457

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: fix Content-Length u32 truncation in siphelptcp siphelptcp parses the SIP Content-Length header with simplestrtoul, which returns unsigned long, but stores the result in unsigned int clen. On 64-bit...

EUVD-2026-18714

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: fix Content-Length u32 truncation in siphelptcp siphelptcp parses the SIP Content-Length header with simplestrtoul, which returns unsigned long, but stores the result in unsigned int clen. On 64-bit...

CLSA-2026-1775224807 Fix of 95 CVEs

CVE-2025-39683 - tracing: Remove unneeded goto out logic CVE-2025-39683 - tracing: Limit access to parser-buffer when tracegetuser failed CVE-2025-39683 CVE-2025-38079 - crypto: algifhash - fix double free in hashaccept CVE-2025-38079 CVE-2025-38159 - wifi: rtw88: fix the 'para' buffer size to...

HTTP Fetch, Windows Meterpreter Shell, Reverse TCP Inline (IPv6)

Fetch and execute an x86 payload from an HTTP server. Connect back to attacker and spawn a Meterpreter shell. Requires Windows XP SP2 or newer. Module Options msf use payload/cmd/windows/http/x86/meterpreterreverseipv6tcp msf payloadmeterpreterreverseipv6tcp show actions ...actions... msf...

HTTP Fetch, Hidden Bind Ipknock TCP Stager

Fetch and execute an x86 payload from an HTTP server. Listen for a connection. First, the port will need to be knocked from the IP defined in KHOST. This IP will work as an authentication method you can spoof it with tools like hping. After that you could get your shellcode from any IP. The socke...

HTTP Fetch, Windows x86 Pingback, Bind TCP Inline

Fetch and execute an x86 payload from an HTTP server. Open a socket and report UUID when a connection is received Windows x86 Module Options msf use payload/cmd/windows/http/x86/pingbackbindtcp msf payloadpingbackbindtcp show actions ...actions... msf payloadpingbackbindtcp set ACTION msf...

FreeBSD Security Advisory - FreeBSD-SA-26:06.tcp

FreeBSD Security Advisory - When a challenge ACK is to be sent tcprespond constructs and sends the challenge ACK and consumes the mbuf that is passed in. When no challenge ACK should be sent the function returns and leaks the mbuf...

PT-2026-28218

On a system exposing an NVMe/TCP target, a remote client can trigger a kernel panic by sending a CONNECT command for an I/O queue with a bogus or stale CNTLID. An attacker with network access to the NVMe/TCP target can trigger an unauthenticated Denial of Service condition on the affected machine...

FreeBSD-SA-26:06.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:06.tcp Security Advisory The FreeBSD Project Topic: TCP: remotely exploitable DoS vector mbuf leak Category: core Module: tcp Announced: 2026-03-26 Credits:...

FreeBSD : FreeBSD -- TCP: remotely exploitable DoS vector (mbuf leak) (7aa913e9-28d1-11f1-b35e-bc241121aa0a)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 7aa913e9-28d1-11f1-b35e-bc241121aa0a advisory. When a challenge ACK is to be sent tcprespond constructs and sends the challenge ACK and consumes the...

SUSE CVE-2026-23302

In the Linux kernel, the following vulnerability has been resolved: net: annotate data-races around sk-skdataready,writespace skmsg and probably other layers are changing these pointers while other cpus might read them concurrently. Add corresponding READONCE/WRITEONCE annotations for UDP, TCP an...