On Thu, Aug 31, 2023 at 3:57 PM Daniel P. Berrangé <berra...@redhat.com> wrote:
>
> On Thu, Aug 31, 2023 at 03:40:25PM +0200, Philippe Mathieu-Daudé wrote:
> > Hi Samuel,
> >
> > On 31/8/23 14:48, Samuel Henrique wrote:
> > > CVE-2020-24165 was assigned to this:
> > > https://nvd.nist.gov/vuln/detail/CVE-2020-24165
> > >
> > > I had no involvement in the assignment, posting here for reference only.
> > >
> > > ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-24165
> >
> > QEMU 4.2.0 was released in 2019. The issue you report
> > has been fixed in commit 886cc68943 ("accel/tcg: fix race
> > in cpu_exec_step_atomic (bug 1863025)") which is included
> > in QEMU v5.0, released in April 2020, more than 3 years ago.
> >
> > What do you expect us to do here? I'm not sure whether assigning
> > CVE for 3 years old code is a good use of engineering time.
>
> In any case per our stated security policy, we do not consider TCG to
> be providing a security boundary between host and guest, and thus bugs
> in TCG aren't considered security flaws:
>
>  
> https://www.qemu.org/docs/master/system/security.html#non-virtualization-use-case

Right, and it is clearly indicated in the referenced launchpad bug:
'The security list informed me "This can not be treated as a security
issue"'.

This adds up to CVE-2022-36648, which is also a mystery to me in terms
of CVE assignment and CVSS scoring (rated as Critical). I don't know
what's going on with NVD, there must be something wrong on their side.

I disputed both CVEs via https://cveform.mitre.org/.

> With regards,
> Daniel
> --
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>

-- 
Mauro Matteo Cascella
Red Hat Product Security
PGP-Key ID: BB3410B0


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