Re: CVE-2021-47543: perf report: Fix memory leaks around perf_tip()

From: Greg Kroah-Hartman
Date: Thu Jun 13 2024 - 10:00:30 EST


On Mon, Jun 10, 2024 at 10:34:04AM +0200, Michal Hocko wrote:
> As far as I understand this is a bug in perf (userspace tool). This can
> occur when running 'perf report' which has a generally short lived
> lifespan. Is this really a CVE fix? What is the actual security threat?

You are correct, now rejected.

> Btw. CVE-2021-47545 is another one matcing the same pattern.

Thank you for noticing, also now rejected.

greg k-h