CVE-2026-40355
MEDIUM SEVERITYCVSS Score & Metrics
Base Score
5.9 / 10
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability Description
In MIT Kerberos 5 (aka krb5) before 1.22.3, there is a NULL pointer dereference if an application calls gss_accept_sec_context() on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, causing the process to terminate in parse_nego_message.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-476
Source
NVD
Vendor
MIT
Product
Kerberos 5
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