ACK: [D/E/F][SRU] Fix for CVE-2019-19072

[Andrea Righi]

On Tue, Nov 26, 2019 at 09:36:37AM -0800, Connor Kuehl wrote:
> https://people.canonical.com/~ubuntu-security/cve/?cve=CVE-2019-19072
> 
> From the link above:
> 
>     "A memory leak in the predicate_parse() function in
>     kernel/trace/trace_events_filter.c in the Linux kernel through 5.3.11
>     allows attackers to cause a denial of service (memory consumption), aka
>     CID-96c5c6e6a5b6."
> 
> Clean cherry pick.
> 
> It looks like Unstable already has this patch.

Looks like a sane fix to me.

Acked-by: Andrea Righi <andrea.righi at canonical.com>