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Fixed

LIN5-22053 : Security Advisory - linux - CVE-2016-6828

Created: Oct 25, 2016    Updated: May 29, 2018
Resolved Date: Nov 8, 2016
Found In Version: 5.0.1.37
Fix Version: 5.0.1.38
Severity: Standard
Applicable for: Wind River Linux 5
Component/s: Kernel

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.

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-6828

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