Date: Mon, 6 Aug 2018 21:26:20 +0000 (UTC) From: Mark Felder <feld@FreeBSD.org> To: ports-committers@freebsd.org, svn-ports-all@freebsd.org, svn-ports-head@freebsd.org Subject: svn commit: r476550 - head/security/vuxml Message-ID: <201808062126.w76LQKkY031548@repo.freebsd.org>
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Author: feld Date: Mon Aug 6 21:26:20 2018 New Revision: 476550 URL: https://svnweb.freebsd.org/changeset/ports/476550 Log: Document FreeBSD-SA-18:08.tcp Modified: head/security/vuxml/vuln.xml Modified: head/security/vuxml/vuln.xml ============================================================================== --- head/security/vuxml/vuln.xml Mon Aug 6 21:00:06 2018 (r476549) +++ head/security/vuxml/vuln.xml Mon Aug 6 21:26:20 2018 (r476550) @@ -58,6 +58,41 @@ Notes: * Do not forget port variants (linux-f10-libxml2, libxml2, etc.) --> <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1">; + <vuln vid="3c2eea8c-99bf-11e8-8bee-a4badb2f4699"> + <topic>FreeBSD -- Resource exhaustion in TCP reassembly</topic> + <affects> + <package> + <name>FreeBSD-kernel</name> + <range><ge>11.2</ge><lt>11.2_1</lt></range> + <range><ge>11.1</ge><lt>11.1_12</lt></range> + <range><ge>10.4</ge><lt>10.4_10</lt></range> + </package> + </affects> + <description> + <body xmlns="http://www.w3.org/1999/xhtml">; + <h1>Problem Description:</h1> + <p>One of the data structures that holds TCP segments uses + an inefficient algorithm to reassemble the data. This causes + the CPU time spent on segment processing to grow linearly + with the number of segments in the reassembly queue.</p> + <h1>Impact:</h1> + <p>An attacker who has the ability to send TCP traffic to + a victim system can degrade the victim system's network + performance and/or consume excessive CPU by exploiting the + inefficiency of TCP reassembly handling, with relatively + small bandwidth cost.</p> + </body> + </description> + <references> + <cvename>CVE-2018-6922</cvename> + <freebsdsa>SA-18:08.tcp</freebsdsa> + </references> + <dates> + <discovery>2018-08-06</discovery> + <entry>2018-08-06</entry> + </dates> + </vuln> + <vuln vid="9e2d0dcf-9926-11e8-a92d-0050562a4d7b"> <topic>py-cryptography -- tag forgery vulnerability</topic> <affects>
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