CVE-2021-46021: Use After Free

Published Jan 14, 2022
·
Updated

An Use-After-Free vulnerability in recrecorddestroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.

Affected Software

4 affected components
debian/recutils<=1.8-1, <=1.9-2, <=1.9-3
GNU recutils=1.8.90
Fedoraproject Fedora=35
Fedoraproject Fedora=36

Event History

Jan 14, 2022
CVE Published
via MITRE·08:02 PM
Data Sourced
via MITRE·08:02 PM
Description
Dec 4, 2024
Data Sourced
via Launchpad·08:56 PM
Description
Dec 8, 2024
Data Sourced
via Ubuntu·08:56 PM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2021-46021?

CVE-2021-46021 is classified as a high severity vulnerability due to its potential to cause application crashes or segmentation faults.

2

How do I fix CVE-2021-46021?

To fix CVE-2021-46021, upgrade to the patched version of GNU Recutils or the associated packages in your operating system repositories.

3

What versions are affected by CVE-2021-46021?

CVE-2021-46021 affects GNU Recutils v1.8.90 as well as specific versions of Fedora 35 and 36.

4

What is the impact of CVE-2021-46021?

The impact of CVE-2021-46021 can lead to a use-after-free condition that results in application instability or failure.

5

Is there a workaround for CVE-2021-46021?

Currently, the best course of action for CVE-2021-46021 is to apply the necessary updates as there are no known workarounds.

Contact

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