Heap Use-After-Free Vulnerability in HDF5 by The HDF Group
CVE-2021-46242

8.8HIGH

Key Information:

Vendor

Hdfgroup

Status
Hdf5
Vendor
CVE Published:
21 January 2022

What is CVE-2021-46242?

HDF5 version 1.13.1-1 contains a security vulnerability where a heap use-after-free condition occurs in the component H5AC_unpin_entry. This flaw may allow attackers to exploit memory management issues, potentially leading to unauthorized access or other security breaches. Users are advised to upgrade to the latest version to mitigate potential risks.

Human OS v1.0:
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References

https://github.com/HDFGroup/hdf5/issues/1329
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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