CVE-2015-2697
krb5: build_principal() memory flaw
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Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · September 25, 2015
Updated · November 21, 2025
Description
An out-of-bounds flaw was discovered in MIT Kerberos; the build_principal_va() function did not properly duplicate the realm. An authenticated remote attacker could possibly exploit this flaw by sending a TGS request containing a specially crafted realm field and crashing the KDC (denial of service).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 4AV:N/AC:L/Au:S/C:N/I:N/A:P
CWE-125 · Out-of-bounds Read