CVE-2016-5696

net/ipv4/tcp_input.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.

Score: CVSS 3.0 4.8 Medium
Status: Modified - cve@mitre.org
Published: 2016-08-06
Last modified: 2024-08-06
Weaknesses: CWE-200

Affected products

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758
http://rhn.redhat.com/errata/RHSA-2016-1631.html
http://rhn.redhat.com/errata/RHSA-2016-1632.html
http://rhn.redhat.com/errata/RHSA-2016-1633.html
http://rhn.redhat.com/errata/RHSA-2016-1657.html
http://rhn.redhat.com/errata/RHSA-2016-1664.html
http://rhn.redhat.com/errata/RHSA-2016-1814.html
http://rhn.redhat.com/errata/RHSA-2016-1815.html
http://rhn.redhat.com/errata/RHSA-2016-1939.html
http://source.android.com/security/bulletin/2016-10-01.html
http://www.openwall.com/lists/oss-security/2016/07/12/2
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html
http://www.securityfocus.com/bid/91704
http://www.securitytracker.com/id/1036625
http://www.ubuntu.com/usn/USN-3070-1
http://www.ubuntu.com/usn/USN-3070-2
http://www.ubuntu.com/usn/USN-3070-3
http://www.ubuntu.com/usn/USN-3070-4
http://www.ubuntu.com/usn/USN-3071-1
http://www.ubuntu.com/usn/USN-3071-2
http://www.ubuntu.com/usn/USN-3072-1
http://www.ubuntu.com/usn/USN-3072-2
https://bto.bluecoat.com/security-advisory/sa131
https://bugzilla.redhat.com/show_bug.cgi?id=1354708
https://github.com/Gnoxter/mountain_goat
https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758
https://kc.mcafee.com/corporate/index?page=content&id=SB10167
https://security.paloaltonetworks.com/CVE-2016-5696