MEDIUM 5.3 NVD

CVE-2026-112317

krb5_ktkdb_get_entry() in lib/kdb/keytab.c in MIT Kerberos 5 (aka krb5) 1.2.8 and later does not free decrypted key material when a post-decryption check fails,

krb5_ktkdb_get_entry() in lib/kdb/keytab.c in MIT Kerberos 5 (aka krb5) 1.2.8 and later does not free decrypted key material when a post-decryption check fails, which allows remote attackers to cause a denial of service (memory leak in the KDC or kadmind) via requests that repeatedly trigger key decryption failures.

References

https://access.redhat.com/security/cve/CVE-2026-112317
https://bugzilla.redhat.com/show_bug.cgi?id=2479209

Published: 2026-11-09 · Source: NVD · Feed updated: 2026-11-10

This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-11-09 via NVD.

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