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Re: CVE-2021-3997: Uncontrolled recursion in systemd's systemd-tmpfiles


From: Sam James <sam () gentoo org>
Date: Tue, 11 Jan 2022 02:55:57 +0000



On 10 Jan 2022, at 18:08, Qualys Security Advisory <qsa () qualys com> wrote:

Hi all,

We discovered a minor denial of service (an uncontrolled recursion) in
systemd-tmpfiles, CVE-2021-3997; the Coordinated Release Date is today
(January 10, 2022), and a patch is now available at (many thanks to
Zbigniew Jedrzejewski-Szmek for working on this):
[snip]

For the benefit of distros:

Note that it's been backported in 250.x as 250.2 but there isn't
a stable/backport release for 249.x yet.

Best,
sam

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