ESB-2017.2574 - [FreeBSD] osip: Denial of service - Remote/unauthenticated 2017-10-12

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2574
       osip -- Improper Restriction of Operations within the Bounds
                            of a Memory Buffer
                              12 October 2017

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           osip
Publisher:         FreeBSD
Operating System:  FreeBSD
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-7853  

Reference:         ESB-2017.1479

Original Bulletin: 
   http://www.vuxml.org/freebsd/15a62f22-098a-443b-94e2-2d26c375b993.html

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osip -- Improper Restriction of Operations within the Bounds of a Memory Buffer

Affected packages
libosip2	<=	5.0.0
Details

VuXML ID	15a62f22-098a-443b-94e2-2d26c375b993
Discovery	2017-04-13
Entry	2017-10-11
osip developers reports:

In libosip2 in GNU oSIP 4.1.0 and 5.0.0, a malformed SIP message can lead to a 
heap buffer overflow in the msg_osip_body_parse() function defined in 
osipparser2/osip_message_parse.c, resulting in a remote DoS.

References

CVE Name	CVE-2017-7853
URL	http://www.securityfocus.com/bid/97644
URL	https://savannah.gnu.org/support/index.php?109265

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