CVE-2026-86849

Description

A flaw was found in DPDK lib/vhost vhost-crypto. Integer overflow in chain length checks, and missing length checks on the RSA path, can overflow a host buffer in the vhost-crypto backend.

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Produits concernés

• Red Hat Fast Datapath for RHEL 10
• Red Hat Fast Datapath for RHEL 8
• Red Hat Fast Datapath for RHEL 9
• Red Hat Enterprise Linux 10
• Red Hat Enterprise Linux 8
• Red Hat Enterprise Linux 9
• Red Hat OpenShift Container Platform 4
• Red Hat OpenStack Platform 13 (Queens)

Scores CVSS

Faiblesses (CWE)

• CWE-787

Références

• https://access.redhat.com/security/cve/CVE-2026-86849
• https://bugzilla.redhat.com/show_bug.cgi?id=2529858

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories