Integer Overflow or Wraparound Affecting libksba package, versions <0:1.3.5-9.el8_7



    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.15% (50th percentile)
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9.8 critical
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8.1 high
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Red Hat
8.6 high

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  • Snyk ID SNYK-ORACLE8-LIBKSBA-3316706
  • published 31 Jan 2023
  • disclosed 20 Dec 2022

How to fix?

Upgrade Oracle:8 libksba to version 0:1.3.5-9.el8_7 or higher.
This issue was patched in ELSA-2023-0625.

NVD Description

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

Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.