Out-of-Bounds Affecting krb5 package, versions <1.6.dfsg.4~beta1-1


Severity

Recommended
low

Based on Debian security rating

    Threat Intelligence

    EPSS
    0.91% (83rd percentile)

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  • Snyk ID SNYK-DEBIAN10-KRB5-396005
  • published 6 Dec 2007
  • disclosed 6 Dec 2007

How to fix?

Upgrade Debian:10 krb5 to version 1.6.dfsg.4~beta1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5 package and not the krb5 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

Double free vulnerability in the krb5_def_store_mkey function in lib/kdb/kdb_default.c in MIT Kerberos 5 (krb5) 1.5 has unknown impact and remote authenticated attack vectors. NOTE: the free operations occur in code that stores the krb5kdc master key, and so the attacker must have privileges to store this key.

CVSS Scores

version 3.1
Expand this section

NVD

8.8 high