CVE-2024-0567Gnutls: rejects certificate chain with distributed trust
Updated under an hour ago ()
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It affects Red Hat Enterprise Linux 9 and 9 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-347
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Red Hat Red Hat Enterprise Linux 9 redhat:enterprise_linux | from 0:3.7.6-23.el9_3.3 not affected | CNA record |
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support redhat:rhel_eus | from 0:3.7.6-21.el9_2.2 not affected | CNA record |
Red Hat RHODF-4.15-RHEL-9 redhat:openshift_data_foundation | from v4.15.0-37 not affected | CNA record |
Red Hat RHOL-5.8-RHEL-9 redhat:logging | from v5.8.6-22 not affected | CNA record |
Red Hat Red Hat OpenShift Container Platform 3.11 redhat:openshift | 3.11 | CNA record |
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name) | before V1.1 | CISA ADP |
gnu gnutls gnu:gnutls | from 3.7.0 before 3.8.3 | NVD |
fedoraproject fedora fedoraproject:fedora | 38; 39 | NVD |
netapp active_iq_unified_manager netapp:active_iq_unified_manager | all versions | NVD |
debian debian_linux debian:debian_linux | 11.0 | NVD |
References
- https://access.redhat.com/errata/RHSA-2024:0533vendor-advisory, x-refsource-redhat, third-party-advisory
- https://access.redhat.com/errata/RHSA-2024:1082vendor-advisory, x-refsource-redhat, third-party-advisory
- https://access.redhat.com/errata/RHSA-2024:1383vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:2094vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2024-0567vdb-entry, x-refsource-redhat, third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2258544issue-tracking, x-refsource-redhat, exploit, third-party-advisory
- https://gitlab.com/gnutls/gnutls/-/issues/1521exploit, issue-tracking, patch, vendor-advisory
- https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.htmlmailing-list
- http://www.openwall.com/lists/oss-security/2024/01/19/3
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/
- https://security.netapp.com/advisory/ntap-20240202-0011/
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.