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Groups > linux.debian.kernel > #68780

Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free.

From Xavier Chantry <chantry.xavier@gmail.com>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free.
Date 2020-12-06 20:40 +0100
Message-ID <Bj82Z-6jB-5@gated-at.bofh.it> (permalink)
References <BgyQ1-6fv-1@gated-at.bofh.it> <Bi5qy-5Ie-9@gated-at.bofh.it> <BgyQ1-6fv-1@gated-at.bofh.it> <Bi5qy-5Ie-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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I just tested 5.9.6-1~bpo10+1 from buster-backports and it seems to work,
thanks !

On Thu, Dec 3, 2020 at 11:33 PM Salvatore Bonaccorso <carnil@debian.org>
wrote:

> Hi Xavier,
>
> On Sun, Nov 29, 2020 at 06:32:36PM +0100, Xavier Chantry wrote:
> > Package: linux-image-amd64
> > Version: 5.8.10-1~bpo10+1
> > Severity: important
> >
> > Version 5.8.10-1~bpo10+1 contains a critical bug that completely freezes
> the
> > system with a very basic LibreOffice usage.
> > This is apparently fixed here :
> > https://www.mail-archive.com/nouveau@lists.freedesktop.org/msg36460.html
> >
> > This patch appears in debian linux 5.9.9-1, so we are just waiting for a
> > backport in buster-backports to confirm the fix.
>
> Can you fetch the package from testing to confirm it fixes the issue
> you are seeing so we can adjust the bug metadata accordingly?
>
> Regards,
> Salvatore
>

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Thread

Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free. Xavier Chantry <chantry.xavier@gmail.com> - 2020-11-29 18:40 +0100
  Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free. Salvatore Bonaccorso <carnil@debian.org> - 2020-12-03 23:40 +0100
    Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free. Xavier Chantry <chantry.xavier@gmail.com> - 2020-12-06 20:40 +0100
      Bug#976095: linux-image-amd64: kernel crash refcount_t: underflow; use-after-free. Salvatore Bonaccorso <carnil@debian.org> - 2020-12-09 15:10 +0100

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