PT-2026-140963

CVE-2026-119079

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Published

2026-11-09

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Updated

2026-11-09

Description by

CVSS 3.1
7.5
High
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
decode sequence of() in lib/krb5/asn.1/asn1 encode.c in MIT Kerberos 5 (aka krb5) 1.11 and later grows the decoded element array one entry at a time, which allows remote attackers to cause a denial of service (CPU consumption in the KDC) by sending an unauthenticated AS-REQ or TGS-REQ with a large number of elements in a SEQUENCE OF field over TCP.
Exploitability
Fix
Researchers
Vendors
Affected products
Related identifiers
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