Groups > linux.debian.bugs.dist > #886475

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

From	"Menno Finlay-Smits" <inbox@menno.io>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)
Date	2018-03-11 22:10 +0100
Message-ID	<vsgoa-62G-5@gated-at.bofh.it> (permalink)
References	(10 earlier) <vrrlE-6iv-1@gated-at.bofh.it> <vs71v-7uM-3@gated-at.bofh.it> <vs71w-7uM-13@gated-at.bofh.it> <vakTf-5nt-5@gated-at.bofh.it> <vs71w-7uM-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Mon, 12 Mar 2018, at 00:06, Yves-Alexis Perez wrote:
> On Mon, 2018-03-12 at 00:02 +1300, Menno Finlay-Smits wrote:
> > Do you want me to help figure out which change to the kernel fixed the
> > problem?
> 
> As far as I can tell and if I'm not mistaken, the fix is already identified
> and is included in 4.9.86.
> 
> I've started working on it for Stretch, and at one point it will be uploaded
> to -proposed-updates for inclusion in the next point release (9.5). When it's
> done I'll probably ask you to try a test kernel to make sure it's really
> fixed.

I'm happy to try it out when it's available.

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Thread

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-04 21:50 +0100
  Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-05 15:40 +0100
    Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-05 17:10 +0100
      Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-06 02:00 +0100
        Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-07 05:10 +0100
          Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 14:10 +0100
          Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 14:40 +0100
            Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-07 22:00 +0100
              Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 23:40 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-09 11:00 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-09 11:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-09 15:40 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-11 12:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-11 12:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-11 22:10 +0100

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