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Date: Thu, 15 Oct 2015 06:53:48 -0700
From: Greg KH <>
Subject: Re: CVE Request: Linux Kernel heap corruption on

On Thu, Oct 15, 2015 at 10:30:04AM +0200, Salva Peiró wrote:
> Hello,
> Is there a CVE for this? If not, could one be assigned, please?
>      commit e203db293863fa15b4b1917d4398fb5bd63c4e88
>      iommu/omap: Fix debug_read_tlb() to use seq_printf()
>      The debug_read_tlb() uses the sprintf() functions directly on the
> buffer
>      allocated by buf = kmalloc(count), without taking into account the size
>      of the buffer, with the consequence corrupting the heap, depending on
>      the count requested by the user.
>      The patch fixes the issue replacing sprintf() by seq_printf().

For a root-only-readable file?  Why is a CVE needed?


greg k-h

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