CVE - CVE-2016-6828

CVE-ID
CVE-2016-6828	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The tcp_check_send_head function in include/net/tcp.h in the Linux kernel before 4.7.5 does not properly maintain certain SACK state after a failed data copy, which allows local users to cause a denial of service (tcp_xmit_retransmit_queue use-after-free and system crash) via a crafted SACK option.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:92452 URL:http://www.securityfocus.com/bid/92452 MISC:RHSA-2017:0036 URL:http://rhn.redhat.com/errata/RHSA-2017-0036.html MISC:RHSA-2017:0086 URL:http://rhn.redhat.com/errata/RHSA-2017-0086.html MISC:RHSA-2017:0091 URL:http://rhn.redhat.com/errata/RHSA-2017-0091.html MISC:RHSA-2017:0113 URL:http://rhn.redhat.com/errata/RHSA-2017-0113.html MISC:[oss-security] 20160815 Linux tcp_xmit_retransmit_queue use after free on 4.8-rc1 / master URL:http://www.openwall.com/lists/oss-security/2016/08/15/1 MISC:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bb1fceca22492109be12640d49f5ea5a544c6bb4 URL:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bb1fceca22492109be12640d49f5ea5a544c6bb4 MISC:http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5 URL:http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1367091 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1367091 MISC:https://github.com/torvalds/linux/commit/bb1fceca22492109be12640d49f5ea5a544c6bb4 URL:https://github.com/torvalds/linux/commit/bb1fceca22492109be12640d49f5ea5a544c6bb4 MISC:https://marcograss.github.io/security/linux/2016/08/18/cve-2016-6828-linux-kernel-tcp-uaf.html URL:https://marcograss.github.io/security/linux/2016/08/18/cve-2016-6828-linux-kernel-tcp-uaf.html MISC:https://source.android.com/security/bulletin/2016-11-01.html URL:https://source.android.com/security/bulletin/2016-11-01.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20160817	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20160817)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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