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CVE-2026-40356

MIT Kerberos

Beschreibung

In MIT Kerberos 5 (aka krb5) before 1.22.3, there is an integer underflow and resultant out-of-bounds read 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, possibly causing the process to terminate in parse_message.

CVSS 5.9EPSS 0.604%Risiko 0.62
Quelle öffnen
Veröffentlicht
2026-04-28 07:16:03
Betroffene Versionen
<1.22.3
Typ
Core software
Vektor
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H