oss-security - Re: CVE request:Perl bug #48156

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Date: Thu, 24 Apr 2008 21:43:53 +0200
From: Florian Weimer <fw@...eb.enyo.de>
To: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request:Perl bug #48156

* Steven M. Christey:

> removing vendor-sec just in case, since oss-security is archived.
>
> ======================================================
> Name: CVE-2008-1927
> Status: Candidate
> URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1927
> Reference: MISC:http://rt.perl.org/rt3/Public/Bug/Display.html?id=48156
> Reference: CONFIRM:http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=454792
>
> Double free vulnerability in Perl 5.8.8 allows context-dependent
> attackers to cause a denial of service (memory corruption and crash)
> via a crafted regular expression containing UTF8 characters.  NOTE:
> this issue might only be present on certain operating systems.

Oops, I think this is a heap overflow, not a double-free vulnerability.
The GNU libc error message which is triggered by the heap corruption can
be a bit misleading.

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