Re: Security update patch to 2.6.3 for mremap()?

From: Chris Wright
Date: Thu Feb 19 2004 - 12:59:57 EST


* Nur Hussein (obiwan@xxxxxxxxxxxxxxxx) wrote:
> However, I am still intrigued by this fix:
>
> http://linux.bkbits.net:8080/linux-2.4/diffs/mm/mremap.c@xxx?nav=cset@1.1136.94.4
>
> It does not seem to be in 2.6.3. I can only assume 2.6.x does not
> require it? The Changeset says it is to prevent a potential exploit by
> the malicious use of mremap().

It's fixed in 2.6 as well.

http://linux.bkbits.net:8080/linux-2.5/diffs/mm/mremap.c@xxxx?nav=index.html|src/|src/mm|hist/mm/mremap.c

thanks,
-chris
--
Linux Security Modules http://lsm.immunix.org http://lsm.bkbits.net
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