PF_RING

PFRING™ 소개 PFRING™은 리눅스 커널 모듈 및 사용자 공간 프레임워크로, 패킷 처리 애플리케이션에 일관된 API를 제공하면서 고속으로 패킷을 처리할 수 있게 해줍니다. 누가 PFRING™이 필요한가? 기본적으로 초당 많은 패킷을 처리해야 하는 모든 사람이 필요합니다. '많다'는 표현은 트래픽 분석에 사용하는 하드웨어에 따라 달라집니다. 1.2GHz ARM에서 초당 80k 패킷부터 저사양 2.5GHz Xeon에서 코어당 2천만 패킷 이상까지 다양합니다. PFRING™은 패킷 캡처 속도를 높일 뿐만 아니라 CPU 사이클...

CVE-2026-89479 sctp: stop processing a packet once its association is deleted

In the Linux kernel, the following vulnerability has been resolved: sctp: stop processing a packet once its association is deleted sctpendpointbhrcv looks the association up only when chunk-asoc is NULL, and caches the result in chunk-asoc and chunk-transport without taking a reference. A packet...

Detection-and-Mitigation-for-CVE-2022-2639

Detection-and-Mitigation-for-CVE-2022-2639 説明 Open vSwitch カーネルモジュールは、選択したネットワークデバイス上のフローレベルのパケット処理を、ユーザースペースから柔軟に制御できます。プレーンなイーサネットスイッチ、ネットワークデバイスのボンディング、VLAN 処理、ネットワークアクセス制御、フローベースのネットワーク制御などの実装に使用できます。攻撃を防ぐため、使用しない場合はこのカーネルモジュールを無効にすることをお勧めします。 インストール root@kitploit: wget...

CVE-2026-55200

🚨 CVE-2026-55200 - 치명적인 libssh2 버퍼 초과 쓰기 취약점 📌 개요 CVE-2026-55200 는 널리 배포된 libssh2 라이브러리에 영향을 미치는 치명적인 메모리 손상 취약점 입니다. 이 결함은 SSH 패킷 처리 중 패킷 길이 필드의 부적절한 검증으로 인해 발생하며, 원격 공격자가 힙 손상을 일으키고 특정 상황에서 원격 코드 실행RCE을 달성할 수 있습니다. 🔥 심각도 🎯 영향을 받는 소프트웨어 구성 요소| 영향받는 버전 ---|--- libssh2| = 1.11.1 🧠 기술 세부 사항 취약한 함수...

CVE-2026-18238

The rpcap client code that processes a RPCAPMSGPACKET message receiv...

PT-2026-84467

Name of the Vulnerable Software and Affected Versions AOS-CX affected versions not specified Description A daemon in AOS-CX improperly processes malformed input. An unauthenticated remote attacker can exploit this by sending specially crafted packets to the affected service, potentially leading t...

CVE-2026-74704

A flaw was found in the Linux kernel. The schcake ACK filter, responsible for processing network packets, contains a vulnerability. A remote attacker could send specially crafted malformed IP packets. This could lead to the system logging excessive warnings or, under specific configurations, caus...

Astra Linux – Vulnerability in Qemu

In QEMU versions up to 5.0.0, an assertion failure can occur during network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could exploit this flaw to terminate the QEMU process on the host, resulting in a denial-of-service condition in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mwifiex: Fixed out-of-bounds access to the skb-data buffer during OOB operations and integer underflow when processing RX packets. Ensure that functions such as mwifiexprocessmgmtpacket, mwifiexprocessstarxpacket,...

EUVD-2026-63158

Bluetooth HFP Profile protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-74559

A flaw was found in the Linux kernel's AFXDP eXpress Data Path networking component. This vulnerability, located in the xskbuildskb function, involves improper handling of network packet descriptors. When processing large or malformed multi-buffer packets, the system fails to properly drain...

CVE-2026-72407

A flaw was found in the Geneve module of the Linux kernel. This vulnerability arises from an incorrect validation of the inner network offset within the genevegrocomplete function. A discrepancy between how genevegrocomplete and genevegroreceive process packet information can lead to an...

Linux Distros Unpatched Vulnerability : CVE-2026-72046

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - gve: fix header buffer corruption with header-split and HW-GRO The DQO RX datapath programs a per-buffer- queue-descriptor headerbufaddr at post time and reads...

CVE-2026-74559

In the Linux kernel, the following vulnerability has been resolved: xsk: drain continuation descs after overflow in xskbuildskb Fix generic xmit path multi-buffer logic when packets are either too big count of descriptors exceed MAXSKBFRAGS or an invalid descriptor is included in fragmented packe...

CVE-2026-74492

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

UBUNTU-CVE-2026-74478

In the Linux kernel, the following vulnerability has been resolved: um: vector: fix use-after-free in vectormmsgrx When vectormmsgrx discards a packet whose overlay header fails verifyheader, it frees the skb and continues the loop: if headercheck estats.rxencapserrors++; continue; The normal and...

CVE-2026-72350

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtu32: reject invalid shift counts u32matchit executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering an undefined shift out-of-bounds during...

CVE-2026-72407

In the Linux kernel, the following vulnerability has been resolved: geneve: validate inner network offset in genevegrocomplete Even with both paths gated on gs-grohint, genevegrocomplete re-derives the inner dispatch type and length from the packet and the current gs-grohint, independently of...

UBUNTU-CVE-2026-72350

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtu32: reject invalid shift counts u32matchit executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering an undefined shift out-of-bounds during...

UBUNTU-CVE-2026-72347

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtconnmark: reject invalid shift parameters Revision 2 of the CONNMARK target accepts user-controlled shift parameters and applies them to 32-bit mark values in connmarktgshift. A shiftbits value of 32 or more triggers...