FreeBSD : FreeBSD -- Resource exhaustion due to sessions stuck in LAST_ACK state (0c064c43-600a-11e6-a6c3-14dae9d210b8)

TCP connections transitioning to the LASTACK state can become permanently stuck due to mishandling of protocol state in certain situations, which in turn can lead to accumulated consumption and eventual exhaustion of system resources, such as mbufs and sockets. Impact : An attacker who can...

Juniper Junos LAST_ACK State DoS (JSA10686)

According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service vulnerability due to the improper handling of TCP connection transitions to the LASTACK state when the device has more data to send. A remote attacker can exploit this cause the socke...

FreeBSD Security Advisory FreeBSD-SA-15:13.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-15:13.tcp Security Advisory The FreeBSD Project Topic: Resource exhaustion due to sessions stuck in LASTACK state Category: core Module: inet Announced:...

FreeBSD DoS

Resources exhaustion via LASTACK state connections...

FreeBSD -- Resource exhaustion due to sessions stuck in LAST_ACK state

Problem Description: TCP connections transitioning to the LASTACK state can become permanently stuck due to mishandling of protocol state in certain situations, which in turn can lead to accumulated consumption and eventual exhaustion of system resources, such as mbufs and sockets. Impact: An...

FreeBSD-SA-15:13.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-15:13.tcp Security Advisory The FreeBSD Project Topic: Resource exhaustion due to sessions stuck in LASTACK state Category: core Module: inet Announced:...

CVE-2015-5358

CVE-2015-5358 describes a DoS in Juniper Junos where TCP connections move to LAST_ACK when the device has more data to send, allowing remote attackers to exhaust mbufs and connections. Affected Junos versions include: 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-...