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Date: Mon, 13 Aug 2012 10:13:04 -0600
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: Jan Lieskovsky <jlieskov@...hat.com>,
"Steven M. Christey" <coley@...us.mitre.org>,
"Joseph S. Myers" <joseph@...esourcery.com>, Jeff Law <law@...hat.com>
Subject: Re: CVE Request -- glibc: Integer overflows, leading
to stack-based buffer overflows in strto* related routines
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
On 08/13/2012 04:52 AM, Jan Lieskovsky wrote:
> Hello Kurt, Steve, vendors,
>
> multiple integer overflows, leading to stack-based buffer overflows
> were found in various stdlib functions of GNU libc (strtod, strtof,
> strtold, strtod_l and related routines). If an application, using
> the affected stdlib functions, did not perform user-level
> sanitization of provided inputs, a local attacker could use this
> flaw to cause such an application to crash or, potentially, execute
> arbitrary code with the privileges of the user running the
> application.
>
> Upstream bug report: [1]
> http://sourceware.org/bugzilla/show_bug.cgi?id=14459
>
> Upstream patch (might not be the final one): [2]
> http://sourceware.org/ml/libc-alpha/2012-08/msg00202.html
>
> References: [3] https://bugzilla.redhat.com/show_bug.cgi?id=847715
>
> Could you allocate a CVE id for this?
>
> Thank you && Regards, Jan. -- Jan iankko Lieskovsky / Red Hat
> Security Response Team
>
Please use CVE-2012-3480 for this issue.
- --
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993
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