Vulnerability DatabaseCVE-2026-112316
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CVE-2026-112316
Published:November 09, 2026
Updated:November 10, 2026
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.
Affected Packages
https://github.com/krb5/krb5.git (GITHUB):
Affected version(s) >=krb5-1.0-beta7 <krb5-1.22.3-final
Fix Suggestion:
Update to version krb5-1.22.3-final
Related Resources (3)
https://bugzilla.redhat.com/show_bug.cgi?id=2479331
https://nvd.nist.gov/vuln/detail/CVE-2026-112316
https://access.redhat.com/security/cve/CVE-2026-112316
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CVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Missing Release of Resource after Effective Lifetime
CWE-772