Bug#1061045: gnutls28: CVE-2024-0567

[Salvatore Bonaccorso]

Source: gnutls28
Version: 3.8.2-1
Severity: important
Tags: security upstream
Forwarded: https://gitlab.com/gnutls/gnutls/-/issues/1521
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for gnutls28.

CVE-2024-0567[0]:
| A vulnerability was found in GnuTLS, where a cockpit (which uses
| gnuTLS) rejects a certificate chain with distributed trust. This
| issue occurs when validating a certificate chain with cockpit-
| certificate-ensure. This flaw allows an unauthenticated, remote
| client or attacker to initiate a denial of service attack.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2024-0567
    https://www.cve.org/CVERecord?id=CVE-2024-0567
[1] https://gitlab.com/gnutls/gnutls/-/issues/1521
[2] https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore