CVE-2016-5696

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
• https://github.com/Gnoxter/mountain_goat
• http://www.ubuntu.com/usn/USN-3070-1
• http://rhn.redhat.com/errata/RHSA-2016-1657.html
• https://bto.bluecoat.com/security-advisory/sa131
• https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
• http://rhn.redhat.com/errata/RHSA-2016-1814.html
• https://kc.mcafee.com/corporate/index?page=content&id=SB10167
• http://source.android.com/security/bulletin/2016-10-01.html
• http://www.securityfocus.com/bid/91704
• http://www.ubuntu.com/usn/USN-3070-3
• http://www.ubuntu.com/usn/USN-3070-2
• http://rhn.redhat.com/errata/RHSA-2016-1815.html
• http://rhn.redhat.com/errata/RHSA-2016-1939.html
• http://www.ubuntu.com/usn/USN-3071-1
• http://rhn.redhat.com/errata/RHSA-2016-1632.html
• https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758
• http://www.ubuntu.com/usn/USN-3070-4
• http://www.securitytracker.com/id/1036625
• http://rhn.redhat.com/errata/RHSA-2016-1631.html
• https://bugzilla.redhat.com/show_bug.cgi?id=1354708
• http://www.ubuntu.com/usn/USN-3072-2
• http://rhn.redhat.com/errata/RHSA-2016-1633.html
• http://rhn.redhat.com/errata/RHSA-2016-1664.html
• http://www.ubuntu.com/usn/USN-3072-1
• http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html
• http://www.openwall.com/lists/oss-security/2016/07/12/2
• http://www.ubuntu.com/usn/USN-3071-2
• https://security.paloaltonetworks.com/CVE-2016-5696
• https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23

References

• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
• https://github.com/Gnoxter/mountain_goat
• http://www.ubuntu.com/usn/USN-3070-1
• http://rhn.redhat.com/errata/RHSA-2016-1657.html
• https://bto.bluecoat.com/security-advisory/sa131
• https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
• http://rhn.redhat.com/errata/RHSA-2016-1814.html
• https://kc.mcafee.com/corporate/index?page=content&id=SB10167
• http://source.android.com/security/bulletin/2016-10-01.html
• http://www.securityfocus.com/bid/91704
• http://www.ubuntu.com/usn/USN-3070-3
• http://www.ubuntu.com/usn/USN-3070-2
• http://rhn.redhat.com/errata/RHSA-2016-1815.html
• http://rhn.redhat.com/errata/RHSA-2016-1939.html
• http://www.ubuntu.com/usn/USN-3071-1
• http://rhn.redhat.com/errata/RHSA-2016-1632.html
• https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758
• http://www.ubuntu.com/usn/USN-3070-4
• http://www.securitytracker.com/id/1036625
• http://rhn.redhat.com/errata/RHSA-2016-1631.html
• https://bugzilla.redhat.com/show_bug.cgi?id=1354708
• http://www.ubuntu.com/usn/USN-3072-2
• http://rhn.redhat.com/errata/RHSA-2016-1633.html
• http://rhn.redhat.com/errata/RHSA-2016-1664.html
• http://www.ubuntu.com/usn/USN-3072-1
• http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html
• http://www.openwall.com/lists/oss-security/2016/07/12/2
• http://www.ubuntu.com/usn/USN-3071-2
• https://security.paloaltonetworks.com/CVE-2016-5696
• https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23

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