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vulnerability announce CVE-2018-6922

FreeBSD: denial of service via SegmentSmack

Synthesis of the vulnerability

An attacker can generate a fatal error via TCP Reassembly of FreeBSD, in order to trigger a denial of service.
Vulnerable products: GAiA, SecurePlatform, CheckPoint Security Gateway, AsyncOS, Cisco Content SMA, Cisco ESA, Cisco WSA, FreeBSD, AIX, Junos OS, SRX-Series, Oracle Communications, pfSense.
Severity of this weakness: 3/4.
Consequences of a hack: denial of service on server, denial of service on service.
Hacker's origin: internet client.
Creation date: 07/08/2018.
Références of this bulletin: 6387, cisco-sa-20180824-linux-tcp, cpujan2019, CVE-2018-6922, FreeBSD-SA-18:08.tcp, ibm10737709, JSA10876, SegmentSmack, sk134253, VIGILANCE-VUL-26922.

Description of the vulnerability

An attacker can generate a fatal error via TCP Reassembly of FreeBSD, in order to trigger a denial of service.
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