CVE-2026-112321
ADVISORY - nistSummary
The AUTH_GSSAPI handler in lib/rpc/svc_auth_gssapi.c in MIT Kerberos 5 (aka krb5) does not free decoded arguments on certain error paths, which allows remote attackers to cause a denial of service (memory exhaustion in kadmind) via crafted AUTH_GSSAPI_INIT requests that trigger authentication failures.
NIST
CREATED
UPDATED
ADVISORY IDCVE-2026-112321
EXPLOITABILITY SCORE
3.9
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CVSS SCORE
7.5highAlpine
CREATED
UPDATED
ADVISORY IDCVE-2026-112321
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
Debian
CREATED
UPDATED
ADVISORY IDCVE-2026-112321
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
Ubuntu
CREATED
UPDATED
ADVISORY IDCVE-2026-112321
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AmediumRed Hat
CREATED
UPDATED
ADVISORY IDCVE-2026-112321
EXPLOITABILITY SCORE
3.9
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)