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.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://gitlab.com/gnutls/gnutls/-/issues/1521 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://gitlab.com/gnutls/gnutls/-/issues/1521 Exploit, Issue Tracking, Patch, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · gnu, fedoraproject, netappNVD modified 2026-10-15 01:17
Affected (CPE criteria) 5
cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
References 21
- https://access.redhat.com/errata/RHSA-2024:0533 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:1082 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:1383
- https://access.redhat.com/errata/RHSA-2024:2094
- https://access.redhat.com/security/cve/CVE-2024-0567 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2258544 Exploit, Issue Tracking, Third Party Advisory
- https://gitlab.com/gnutls/gnutls/-/issues/1521 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html Mailing List
- http://www.openwall.com/lists/oss-security/2024/01/19/3
- https://access.redhat.com/errata/RHSA-2024:0533 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:1082 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:1383
- https://access.redhat.com/errata/RHSA-2024:2094
- https://access.redhat.com/security/cve/CVE-2024-0567 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2258544 Exploit, Issue Tracking, Third Party Advisory
- https://gitlab.com/gnutls/gnutls/-/issues/1521 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/[email protected]/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/
- https://lists.gnupg.org/pipermail/gnutls-help/2024-January/004841.html Mailing List
- https://security.netapp.com/advisory/ntap-20240202-0011/
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html