Henning Westerholt discovered a flaw related to the To header processing in kamailio, a very fast, dynamic and configurable SIP server. Missing input validation in the build_res_buf_from_sip_req function could result in denial of service and potentially the execution of arbitrary code.

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Debian Security Advisory DSA-4267-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                     Salvatore Bonaccorso
August 08, 2018                       https://www.debian.org/security/faq
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Package        : kamailio
CVE ID         : CVE-2018-14767

Henning Westerholt discovered a flaw related to the To header processing
in kamailio, a very fast, dynamic and configurable SIP server. Missing
input validation in the build_res_buf_from_sip_req function could result
in denial of service and potentially the execution of arbitrary code.

For the stable distribution (stretch), this problem has been fixed in
version 4.4.4-2+deb9u2.

We recommend that you upgrade your kamailio packages.

For the detailed security status of kamailio please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/kamailio

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

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