CVE-2026-112316 · Runtime
NO FIX YET
A failed decode in the kadmind admin RPC code of MIT Kerberos 5 does not free partially decoded data. A remote user with valid credentials can send crafted RPC requests to leak memory in kadmind and cause a denial of service.
first public Nov 9, 2026 · 1 source
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Only servers running the kadmind admin daemon of MIT Kerberos 5 are exposed, and only to users who already hold valid admin RPC credentials. Sites that do not run kadmind, or that run Kerberos only as a client or KDC without kadmind, can skip it. unknown for the exact affected version range.
Not affected if auth-required, no-kadmind
Who cares kadmind, kerberos, linux, mit-kerberos
Unknown from the sources.
No fix yet, per the sources.
xdr_krb5_tl_data() in lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) does not free partially decoded data on failure, which allows remote authenticated users to cause a denial of service (memory leak in kadmind) via crafted RPC requests that trigger a decode failure.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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