Uncontrolled Recursion Affecting libkadm5 package, versions <0:1.18.2-8.el8


medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.52% (77th percentile)
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NVD
7.5 high
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SUSE
7.5 high
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Red Hat
7.5 high

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  • Snyk ID SNYK-ORACLE8-LIBKADM5-2581999
  • published 10 Apr 2022
  • disclosed 6 Nov 2020

How to fix?

Upgrade Oracle:8 libkadm5 to version 0:1.18.2-8.el8 or higher.
This issue was patched in ELSA-2021-1593.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libkadm5 package and not the libkadm5 package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.