On Fri, 11 Jan 2019 07:01:13 +0100
Andrea Righi wrote:
> It is possible to trigger a NULL pointer dereference by writing an
> incorrectly formatted string to krpobe_events (trying to create a
> kretprobe omitting the symbol).
>
> Example:
>
> echo "r:event_1 " >>
On Fri, 11 Jan 2019 22:45:59 +0900
Masami Hiramatsu wrote:
> On Fri, 11 Jan 2019 07:01:13 +0100
> Andrea Righi wrote:
>
> > It is possible to trigger a NULL pointer dereference by writing an
> > incorrectly formatted string to krpobe_events (trying to create a
> > kretprobe omitting the
On Fri, 11 Jan 2019 07:01:13 +0100
Andrea Righi wrote:
> It is possible to trigger a NULL pointer dereference by writing an
> incorrectly formatted string to krpobe_events (trying to create a
> kretprobe omitting the symbol).
>
> Example:
>
> echo "r:event_1 " >>
It is possible to trigger a NULL pointer dereference by writing an
incorrectly formatted string to krpobe_events (trying to create a
kretprobe omitting the symbol).
Example:
echo "r:event_1 " >> /sys/kernel/debug/tracing/kprobe_events
That triggers this:
BUG: unable to handle kernel NULL
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