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Message-ID: <e04349fc26ad12ba9a8d3b74848b42c88bba5dc3.camel@debian.org>
Date: Thu, 24 Jan 2019 10:30:28 +0100
From: Yves-Alexis Perez <corsac@...ian.org>
To: oss-security@...ts.openwall.com
Subject: Re: Linux Kernel: Missing access_ok() checks in
IOCTL function (gpu/drm/i915 Driver)
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On Wed, 2019-01-23 at 14:28 -0600, Timothy Michaud wrote:
> NOTE: I have requested a CVE identifier, and I'm sending this message, to
> make tracking of the fix easier; however, to avoid missing security fixes
> without CVE identifiers, you should *NOT* be cherry-picking a specific
> patch in response to a notification about a kernel security bug.
>
> Due to a lack of "access_ok()" checks in i915_gem_execbuffer2_ioctl[1], it
> is possible to escalate privileges similar to the waitid vulnerability[2]
Hi, thanks for the report.
The patch doesn't seem CC: stable, could you give us a status on the various
stable releases?
Regards,
- --
Yves-Alexis
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