Date: Fri, 21 Aug 2015 14:23:17 +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: r394956 - head/security/vuxml Message-ID: <201508211423.t7LENHxs005136@repo.freebsd.org>
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Author: feld Date: Fri Aug 21 14:23:17 2015 New Revision: 394956 URL: https://svnweb.freebsd.org/changeset/ports/394956 Log: Document sysutils/tarsnap security announcement Modified: head/security/vuxml/vuln.xml Modified: head/security/vuxml/vuln.xml ============================================================================== --- head/security/vuxml/vuln.xml Fri Aug 21 14:23:14 2015 (r394955) +++ head/security/vuxml/vuln.xml Fri Aug 21 14:23:17 2015 (r394956) @@ -58,6 +58,42 @@ Notes: --> <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1">; + <vuln vid="2fe40238-480f-11e5-adde-14dae9d210b8"> + <topic>tarsnap -- buffer overflow and local DoS</topic> + <affects> + <package> + <name>tarsnap</name> + <range><lt>1.0.36</lt></range> + </package> + </affects> + <description> + <body xmlns="http://www.w3.org/1999/xhtml">; + <p>Colin Percival reports:</p> + <blockquote cite="http://mail.tarsnap.com/tarsnap-announce/msg00032.html">; + <p>1. SECURITY FIX: When constructing paths of objects being archived, a buffer + could overflow by one byte upon encountering 1024, 2048, 4096, etc. byte + paths. Theoretically this could be exploited by an unprivileged user whose + files are being archived; I do not believe it is exploitable in practice, + but I am offering a $1000 bounty for the first person who can prove me wrong: + http://www.daemonology.net/blog/2015-08-21-tarsnap-1000-exploit-bounty.html</p>; + <p>2. SECURITY FIX: An attacker with a machine's write keys, or with read keys + and control of the tarsnap service, could make tarsnap allocate a large + amount of memory upon listing archives or reading an archive the attacker + created; on 32-bit machines, tarsnap can be caused to crash under the + aforementioned conditions.</p> + </blockquote> + </body> + </description> + <references> + <url>http://mail.tarsnap.com/tarsnap-announce/msg00032.html</url>; + <url>http://www.daemonology.net/blog/2015-08-21-tarsnap-1000-exploit-bounty.html</url>; + </references> + <dates> + <discovery>2015-08-21</discovery> + <entry>2015-08-21</entry> + </dates> + </vuln> + <vuln vid="a0a4e24c-4760-11e5-9391-3c970e169bc2"> <topic>vlc -- arbitrary pointer dereference vulnerability</topic> <affects>
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