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CVE-2021-46244

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Date: January 21, 2022

A Divide By Zero vulnerability exists in HDF5 v1.13.1-1 vis the function H5T__complete_copy () at /hdf5/src/H5T.c. This vulnerability causes an aritmetic exception, leading to a Denial of Service (DoS).

Language: C

Severity Score

Related Resources (5)

https://github.com/HDFGroup/hdf5/issues/1327
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-46244
https://nvd.nist.gov/vuln/detail/CVE-2021-46244
https://security-tracker.debian.org/tracker/CVE-2021-46244
https://www.mend.io/vulnerability-database/CVE-2021-46244

Severity Score

Weakness Type (CWE)

Divide By Zero

CWE-369

Top Fix

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Upgrade Version

Upgrade to version hdf5-metno-src - 0.9.4

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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