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Date: Wed, 05 Oct 2011 06:39:16 -1000
From: akuster <akuster@...sta.com>
To: oss-security@...ts.openwall.com
CC: Huzaifa Sidhpurwala <huzaifas@...hat.com>
Subject: Re: kexec-tools: Multiple security flaws by management
of kdump core files and ramdisk images
What version does this affect ?
- Armin
On 10/04/2011 04:34 PM, Huzaifa Sidhpurwala wrote:
> Hi All,
>
> Kevan Carstensen reported multiple security flaws in kexec-tools,
> details are as follows:
>
> 1. CVE-2011-3588:
>
> The default value of "StrictHostKeyChecking=no" has been used for kdump/
> mkdumprd openssh integration. A remote malicious kdump server could use
> this flaw to impersonate the intended, correct kdump server to obtain
> security sensitive information (kdump core files).
>
> 2. CVE-2011-3589
>
> mkdumprd utility copied content of certain directories into newly
> created initial ramdisk images, potentially leading to information leak.
>
> 3. CVE-2011-2390
>
> mkdumprd utility created the final initial ramdisk image with
> world-readable permissions, possibly leading to information leak.
>
> Reference:
> https://bugzilla.redhat.com/show_bug.cgi?id=716439
>
>
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