oss-security - CVE request: lldpd crash in lldp_decode due large management address

Message-ID: <871tcvuz3u.fsf@mid.deneb.enyo.de>
Date: Fri, 16 Oct 2015 08:05:57 +0200
From: Florian Weimer <fw@...eb.enyo.de>
To: oss-security@...ts.openwall.com
Subject: CVE request: lldpd crash in lldp_decode due large management address

Upstream commit:

<https://github.com/vincentbernat/lldpd/commit/dd4f16e7e816f2165fba76e3d162cd8d2978dcb2>

If compiled with effective source fortification, the vulnerability is
just a crash and not exploitable for anything else, as a result of the
compiler-emitted length check for memcpy inside the PEEK_BYTES macro.

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