[LTP] cve: add pwnescape reproducer

[Andrea Cervesato]

> Hi Andrea,
> 
> On Tue, 20 Oct 2026, Andrea Cervesato wrote:
> > cve: add pwnescape reproducer
> 
> > +	.tags = (const struct tst_tag[]) {
> > +		{"linux-git", "6785011f8b16"},
> > +		{}
> > +	},
> 
> Add {"CVE", "2026-99999"} to .tags in testcases/cve/pwnescape.c.
> Without it, metadata extraction assigns only the regression group, so
> CVE-based metadata selection and the generated CVE catalog omit this test;
> the runtest/cve entry does not populate that metadata.

Valid, I will fix it before merge

> 
> Runtime verification was blocked by unshare(CLONE_NEWUSER) returning
> EPERM in this environment, before the forwarding behavior was exercised.

This is the github LSM pushing out the reproducer. It's not a test bug

--
Andrea Cervesato
SUSE QE Automation Engineer Linux
andrea.cervesato@suse.com