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The vulnerability of the krb5int_utf8_normalize() function in the ucstr.c component of the Kerberos authentication protocol allows a perpetrator to access confidential data.

🗓️ 04 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 2 Views

The Kerberos function krb5int_utf8_normalize in ucstr.c has a buffer overread that may expose data.

Detection
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04 May 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 22.1
CVSS 33.3
2