CVE-2014-9421

Critical

Description

The auth_gssapi_unwrap_data function in lib/rpc/auth_gssapi_misc.c in MIT Kerberos 5 (aka krb5) through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service (use-after-free and double free, and daemon crash) or possibly execute arbitrary code via malformed XDR data, as demonstrated by data sent to kadmind.

SeverityCritical
CVSS9.0
Exploit probability—
ProductMit Kerberos
PublishedFeb 19, 2015
First seenFeb 19, 2015

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
mit kerberos_51.11, 1.11.1, 1.11.2, 1.11.3, 1.11.4, 1.11.5, 1.12, 1.12.1, 1.12.2, 1.13—

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