kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

CVE-2026-13587 seladb PcapPlusPlus LightPcapNg light_pcapng.c parse_by_block_type heap-based overflow

A vulnerability was found in seladb PcapPlusPlus 25.05. The affected element is the function parsebyblocktype of the file lightpcapng.c of the component LightPcapNg Parser. Performing a manipulation of the argument capturedpacketlength results in heap-based buffer overflow. It is possible to...

gnutls: gnutls: Denial of Service via DTLS packet reordering vulnerability

A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security DTLS packet reordering logic. The comparator function, responsible for ordering DTLS packets by sequence numbers, did not correctly handle packets with duplicate sequence numbers. This...

NASA AIT-Core vulnerable to remote code execution

An issue in NASA AIT-Core v2.5.2 allows attackers to execute arbitrary code via a crafted packet...

PYSEC-2026-263 NASA AIT-Core vulnerable to remote code execution

An issue in NASA AIT-Core v2.5.2 allows attackers to execute arbitrary code via a crafted packet...

gnutls: gnutls: Denial of Service via DTLS packet reordering vulnerability

A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security DTLS packet reordering logic. The comparator function, responsible for ordering DTLS packets by sequence numbers, did not correctly handle packets with duplicate sequence numbers. This...

bpf: Free reuseport cBPF prog after RCU grace period.

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Public PoC Released for Critical libssh2 CVE-2026-55200 Client-Side SSH Flaw

A public proof-of-concept is now out for CVE-2026-55200, a critical flaw in libssh2 that lets a malicious or compromised SSH server trigger memory corruption on a connecting client, with possible code execution. No credentials, no user interaction. The bug affects every release up to and includin...

gnutls: gnutls: Denial of Service via DTLS packet reordering vulnerability

A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security DTLS packet reordering logic. The comparator function, responsible for ordering DTLS packets by sequence numbers, did not correctly handle packets with duplicate sequence numbers. This...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

CVE-2026-51221

The EIPStackGroup OpENer software (commit 76b95c ) contains a buffer overflow vulnerability within the Get_Attribute_List function. An attacker can exploit this flaw by supplying a specially crafted Common Packet Format (CPF) packet to trigger a Denial of Service (DoS) , rendering the system unav...

PT-2026-64415

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to 8.1.2 Description The MACE6 audio decoder contains a signed integer overflow that allows heap memory corruption via a crafted CAF file. By providing oversized bytes per packet and frames per packet values in the desc...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

CVE-2026-51218

A heap buffer overflow in the TS7Worker::PerformFunctionWrite function /core/s7server.cpp of snap7 v1.4.3 allows attackers to cause a Denial of Service DoS via a crafted packet...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

PT-2026-53751

Name of the Vulnerable Software and Affected Versions snap7 version 1.4.3 Description A heap buffer overflow occurs in the TS7Worker::PerformFunctionWrite function located in /core/s7 server.cpp. This issue allows an attacker to trigger a Denial of Service DoS by sending a specially crafted packe...

CVE-2026-13589: Heap-based Buffer Overflow

A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated...

CVE-2026-13588: Heap-based Buffer Overflow

A vulnerability was determined in seladb PcapPlusPlus 25.05. The impacted element is the function pcpp::SSLClientHelloMessage::getHandshakeVersion of the file Packet++/src/SSLHandshake.cpp of the component TLS Hello Handler. Executing a manipulation of the argument handshakeVersion can lead to...