CVE-2026-52931

A flaw was found in the batman-adv tpmeter module of the Linux kernel. A remote attacker could exploit this vulnerability by sending a specially crafted acknowledgment ACK packet to a node configured as a receiver in an ongoing tpmeter session. This could lead to the use of uninitialized sender...

SUSE CVE-2007-5501

The tcpsacktagwritequeue function in net/ipv4/tcpinput.c in Linux kernel 2.6.21 through 2.6.23.7, and 2.6.24-rc through 2.6.24-rc2, allows remote attackers to cause a denial of service crash via crafted ACK responses that trigger a NULL pointer dereference...

Kernel: tcp: integer overflow while processing SACK blocks allows remote denial of service

An integer overflow flaw was found in the way the Linux kernel's networking subsystem processed TCP Selective Acknowledgment SACK segments. While processing SACK segments, the Linux kernel's socket buffer SKB data structure becomes fragmented. Each fragment is about TCP maximum segment size MSS...

PT-2019-2419 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: FreeBSD versions 12.0-STABLE before r349197 FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p6 Description: The issue is caused by a bug in the non-default RACK TCP stack, allowing an attacker to cause linked lists to grow unbounded, leadin...