Veille CVE
CVE-2026-59849
7.5 ÉlevéeDescription
A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service.
Produits concernés
- Red Hat Enterprise Linux 10
- Red Hat Hardened Images
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Libssh libssh
- Redhat hardened images
- Redhat enterprise linux
- Redhat enterprise linux for els
- Redhat enterprise linux for eus
- Redhat enterprise linux for ibm z systems
- Redhat enterprise linux for ibm z systems els
- Redhat enterprise linux for ibm z systems eus
- Redhat enterprise linux for power little endian
- Redhat enterprise linux for power little endian els
- Redhat enterprise linux for power little endian eus
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 3.1 Faible | secalert@redhat.com | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L |
| 3.1 | 7.5 Élevée | nvd@nist.gov (NVD) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Faiblesses (CWE)
Références
- https://access.redhat.com/errata/RHSA-2026:42922 Issue Tracking
- https://access.redhat.com/errata/RHSA-2026:55855 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2026-59849 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2498182 Issue TrackingVendor Advisory