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Message-Id: <20150409070930.2B22A1BE1C2@smtpvbsrv1.mitre.org>
Date: Thu, 9 Apr 2015 03:09:30 -0400 (EDT)
From: cve-assign@...re.org
To: marc.deslauriers@...onical.com
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE Request: libX11: buffer overflow in MakeBigReq macro
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
> The MakeBigReq macro in libX11 contained a 4-byte buffer overflow:
>
> https://bugs.freedesktop.org/show_bug.cgi?id=56508
>
> Fixed by the following commit in libX11 1.5.99.901:
>
> http://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=39547d600a13713e15429f49768e54c3173c828d
(for the "#ifdef LONG64")
> - memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \
> + memmove(((char *)req) + 8, ((char *)req) + 4, (_BRlen - 1) << 2); \
(for the "else")
> - memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \
> + memmove(((char *)req) + 8, ((char *)req) + 4, (_BRlen - 1) << 2); \
Use CVE-2013-7439.
- --
CVE assignment team, MITRE CVE Numbering Authority
M/S M300
202 Burlington Road, Bedford, MA 01730 USA
[ PGP key available through http://cve.mitre.org/cve/request_id.html ]
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