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Off-by-one Error Affecting libtasn1-tools package, versions <0:4.16.0-8.el9_1

0.0
medium

Snyk CVSS

    Attack Complexity High
    Availability High

    Threat Intelligence

    EPSS 0.37% (73rd percentile)
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NVD
9.1 critical
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SUSE
9.1 critical
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Red Hat
5.9 medium

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  • Snyk ID SNYK-RHEL9-LIBTASN1TOOLS-3104651
  • published 4 Nov 2022
  • disclosed 24 Oct 2022
Report a new vulnerability Found a mistake?

Introduced: 24 Oct 2022

CVE-2021-46848 Open this link in a new tab
CWE-193 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade RHEL:9 libtasn1-tools to version 0:4.16.0-8.el9_1 or higher.
This issue was patched in RHSA-2023:0343.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtasn1-tools package and not the libtasn1-tools package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.

References