Bug 1650186 (CVE-2018-19278) - CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups
Summary: CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-19278
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1650187 1650188
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-11-15 14:37 UTC by Andrej Nemec
Modified: 2021-02-16 22:46 UTC (History)
4 users (show)

Fixed In Version: asterisk 15.6.2, asterisk 16.0.1
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Clone Of:
Environment:
Last Closed: 2019-06-10 10:42:44 UTC

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Description Andrej Nemec 2018-11-15 14:37:29 UTC 
There is a buffer overflow vulnerability in dns_srv and dns_naptr functions of Asterisk that allows an attacker to crash Asterisk via a specially crafted DNS SRV or NAPTR response.  The attacker’s request causes Asterisk to segfault and crash.

External References:

http://downloads.asterisk.org/pub/security/AST-2018-010.html
Comment 1 Andrej Nemec 2018-11-15 14:37:57 UTC 
Created asterisk tracking bugs for this issue:

Affects: epel-6 [bug 1650188]
Affects: fedora-all [bug 1650187]
Comment 2 Product Security DevOps Team 2019-06-10 10:42:44 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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