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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2574 osip -- Improper Restriction of Operations within the Bounds of a Memory Buffer 12 October 2017 =========================================================================== 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 - --------------------------BEGIN INCLUDED TEXT-------------------- 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 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWd7x0Yx+lLeg9Ub1AQipxg/+OQDXb0sTtoYVEG7AntIUEk8PiSkRzyD0 WSPLZ4d4SYcu5itV+uE+CdKtv7OZfZW7pqP4cCE2a9oG86ia6vsLwQqksf2wH2ii Ch25enFFFACKCAyl1PCyRPmKpVsscx46EBHC24UpkO9O+OHrZnDNWKDlrV4aHpOt 285oqkgGfpWml0PMGh5NC49SwG9IDUvyAptYTSNlt8dEk3Q6AZdbZD0LQP5+P5gU hKA9hPb9Uj+e8OgYuoDNVhDEsKJqn8axBXlev2y2leaG8ZFh1k6K0Lwf912ZIyqs WKQQHK4amvy+Sf+5zWZ7PmxiZCz9guv6WnhokHu3N0oF8Cbb+y7RBkmekFVaXBGM vzPKqWNrvAHPoNqSfKEi35eCa8cZ3m6lg7YFr93Gx8BkszgfF7QBp+5KaakO/n4R GvkCDtQHwimZYvFTxyf3Q3dkQlvSZyNVMC6ho+xxo54aErkLcfUyAwyNwyNGyE6B 5xAr2ucNB1RtSJgdtVJ23jeubXMgjUBQqhjA9wujJAJfeZnZqZBL2K8Y2VLfnpjN Xl0gGJaB0N8k7uCwYA43cTh6Xwx/J1h2Qo/27Oaoe3/qBU7CKubOE8J93C9NQQUo gu5Um3pkvg0W9WFxmtVBreibKg7iLLl25jQrbf+/IlI0mI9kAuY0/bOIW7iDTz1D xxLomxa+cKA= =i/OJ -----END PGP SIGNATURE-----