From: Greg KH <gregkh@linuxfoundation.org>
To: Juergen Gross <jgross@suse.com>
Cc: cve@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: CVE-2022-50495: x86/xen: Fix memory leak in xen_smp_intr_init{_pv}()
Date: Sun, 5 Oct 2025 11:31:55 +0200 [thread overview]
Message-ID: <2025100544-entertain-pueblo-a111@gregkh> (raw)
In-Reply-To: <87195904-6285-49d2-b311-b3c52526e682@suse.com>
On Sat, Oct 04, 2025 at 07:30:35PM +0200, Juergen Gross wrote:
> On 04.10.25 17:51, Greg Kroah-Hartman wrote:
> > From: Greg Kroah-Hartman <gregkh@kernel.org>
> >
> > Description
> > ===========
> >
> > In the Linux kernel, the following vulnerability has been resolved:
> >
> > x86/xen: Fix memory leak in xen_smp_intr_init{_pv}()
> >
> > These local variables @{resched|pmu|callfunc...}_name saves the new
> > string allocated by kasprintf(), and when bind_{v}ipi_to_irqhandler()
> > fails, it goes to the @fail tag, and calls xen_smp_intr_free{_pv}() to
> > free resource, however the new string is not saved, which cause a memory
> > leak issue. fix it.
> >
> > The Linux kernel CVE team has assigned CVE-2022-50495 to this issue.
>
> Please revoke the CVE. This issue can't be triggered by an unprivileged user.
Thanks for the review, now rejected.
greg k-h
prev parent reply other threads:[~2025-10-05 9:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <2025100419-CVE-2022-50495-fdee@gregkh>
2025-10-04 17:30 ` Juergen Gross
2025-10-05 9:31 ` Greg KH [this message]
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