Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001037)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001037 advisory. net/ipv4/tcpinput.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hija...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003058)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003058 advisory. net/ipv4/tcpinput.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hija...

Arista Networks EOS tcp_input Challenge ACKs Shared Counter Disclosure (SA0023)

The version of Arista Networks EOS running on the remote device is affected by a flaw in the Linux kernel implementation within file net/ipv4/tcpinput.c due to a failure to properly determine the rate of challenge ACK segments. An unauthenticated, remote attacker can exploit this issue to access...

F5 Networks BIG-IP : Linux TCP stack vulnerability (K46514822)

net/ipv4/tcpinput.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for man-in-the-middle attackers to hijack TCP sessions via a blind in-window attack. CVE-2016-5696 C Tenable Network Security, Inc. The descriptive text and...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2016-3595)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2016-3595 advisory. - tcp: make challenge acks less predictable Eric Dumazet Orabug: 24010012 Orabug: 2401010 CVE-2016-5696 Tenable has extracted the preceding description bloc...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2016-3594)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2016-3594 advisory. kernel-uek 4.1.12-37.6.3 - tcp: make challenge acks less predictable Eric Dumazet Orabug: 24010103 Orabug: 2401010 CVE-2016-5696 Tenable has extracted the...

CVE-2016-5696

net/ipv4/tcpinput.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack...

CVE-2016-5696

Technical details about CVE-2016-5696 are not publicly provided in the supplied connected documents; monitor for updates.

UBUNTU-CVE-2016-5696

net/ipv4/tcpinput.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack...