CVE-2026-4247 TCP: remotely exploitable DoS vector (mbuf leak)

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. If an attacker is either on path with an established TCP connection, or can themselves...

EUVD-2008-1069

Malware in sbrugna...

CVE-2008-1058

The tcprespond function in netinet/tcpsubr.c in OpenBSD 4.1 and 4.2 allows attackers to cause a denial of service panic via crafted TCP packets. NOTE: some of these details are obtained from third party information...

CVE-2008-1058

The CVE-2008-1058 entry concerns the OpenBSD tcp_respond function in netinet/tcp_subr.c (OpenBSD 4.1/4.2). The vulnerability allows a denial-of-service (panic) via crafted TCP packets. Connected documents confirm the affected component and impact but do not provide exploitation details, specific ...

OpenBSD多个远程拒绝服务漏洞

BUGTRAQ ID: 27965,27949 OpenBSD是一款开放源代码Unix类操作系统。 OpenBSD处理畸形的IPv6数据时存在漏洞，远程攻击者可能利用此漏洞导致内核忙碌。 OpenBSD的sys/netinet6/ip6input.c文件中的ip6checkrh0hdr函数中的错误允许远程攻击者通过畸形的IPv6路由头导致内核忙碌；sys/netinet/tcpsubr.c文件的tcprespond函数中的错误允许远程攻击者通过发送特制的TCP报文导致内核忙碌。 OpenBSD OpenBSD 4.2 OpenBSD OpenBSD 4.1 厂商补丁： OpenBSD...