Bug#978753: usercopy: Kernel memory exposure attempt

[Markus Bäcklund <markus.backlund@pp.inet.fi>]

Hi,

I already upgraded my system completely. Kernel version 5.4.86 was 
installed after this error and thus included in the report.

How can I provide kernel log now?


Best regards,

Markus


On 31/12/2020 15.34, Salvatore Bonaccorso wrote:
> Control: tags -1 + moreinfo
>
> Hi Markus,
>
> Thanks for your report.
>
> On Thu, Dec 31, 2020 at 12:45:47PM +0200, Markus Bäcklund wrote:
> > Package: src:linux-image-4.19.0-13-amd64
> > Version: 4.19.160-2
> > Severity: critical
> > Justification: breaks the whole system
> >
> >
> >
> > -- Package-specific info:
> > ** Kernel log: boot messages should be attached
> >
> >
> > -- System Information:
> > Debian Release: 10.7
> >    APT prefers stable-updates
> >    APT policy: (500, 'stable-updates'), (500, 'stable')
> > Architecture: amd64 (x86_64)
> >
> > Kernel: Linux 5.4.86 (SMP w/4 CPU cores)
> > Kernel taint flags: TAINT_UNSIGNED_MODULE
> 5.4.86 is not a Debian kernel in buster and was tainted. Can you
> please provide the kernel logs as well? This might give some better
> clue.
>
> Regards,
> Salvatore