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Date: Tue, 09 Dec 2014 18:15:43 +0100
From: Florian Weimer <fweimer@...hat.com>
To: oss-security@...ts.openwall.com
Subject: Re: Two rpm flaws
On 12/09/2014 03:04 PM, Yves-Alexis Perez wrote:
> On mar., 2014-12-09 at 18:32 +0530, Huzaifa Sidhpurwala wrote:
>> CVE-2014-8118:
>> It was found that RPM could encounter an integer overflow, leading to a
>> stack-based overflow, while parsing a crafted CPIO header in the payload
>> section of an RPM file. This could allow an attacker to modify signed
>> RPM files in such a way that they would execute code chosen by the
>> attacker during package installation.
>>
>> Reference:
>> https://bugzilla.redhat.com/show_bug.cgi?id=1168715
>
> Do you know if the other CPIO implementations/parsers are affected by this?
It's in the name length handling code. The bug is rather similar to
CVE-2014-9112 in GNU cpio (which prompted me to look at RPM for a
similar issue).
--
Florian Weimer / Red Hat Product Security
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