CVE-2021-40576: Null Pointer Dereference
First published: Thu Jan 13 2022(Updated: )
The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the gf_isom_get_payt_count function in hint_track.c, which allows attackers to cause a denial of service.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/gpac | <=0.5.2-426-gc5ad4e4+dfsg5-5 | 1.0.1+dfsg1-4+deb11u3 2.2.1+dfsg1-3 |
| GPAC MP4Box | =1.0.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-40576?
CVE-2021-40576 is classified as a denial of service vulnerability due to a null pointer dereference.
How do I fix CVE-2021-40576?
To fix CVE-2021-40576, update the GPAC package to version 1.0.1+dfsg1-4+deb11u3 or 2.2.1+dfsg1-3.
Which versions of GPAC are affected by CVE-2021-40576?
CVE-2021-40576 affects GPAC version 1.0.1 specifically.
What component is impacted by CVE-2021-40576?
CVE-2021-40576 impacts the MP4Box binary within the GPAC multimedia framework.
What will attackers be able to do through CVE-2021-40576?
Attackers exploiting CVE-2021-40576 may cause the application to crash, leading to a denial of service.
- collector/security-tracker-debian
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/author
- agent/severity
- agent/last-modified-date
- agent/remedy
- agent/weakness
- agent/first-publish-date
- agent/event
- agent/description
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/gpac
- canonical/gpac mp4box
- version/gpac mp4box/1.0.1