CVE-2021-40570: Double Free
First published: Thu Jan 13 2022(Updated: )
The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the avc_compute_poc function in av_parsers.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
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-2021-40570?
CVE-2021-40570 has a high severity rating due to its potential to cause denial of service and allow code execution.
How do I fix CVE-2021-40570?
To fix CVE-2021-40570, upgrade to GPAC version 1.0.1+dfsg1-4+deb11u3 or 2.2.1+dfsg1-3.
Which software is affected by CVE-2021-40570?
CVE-2021-40570 affects GPAC version 1.0.1 and versions up to 0.5.2-426-gc5ad4e4+dfsg5-5.
What exploitation techniques can be used with CVE-2021-40570?
Exploiting CVE-2021-40570 can lead to denial of service, arbitrary code execution, and potential privilege escalation.
Is there a known fix or mitigation for CVE-2021-40570?
Yes, the known mitigation for CVE-2021-40570 is to apply the relevant software updates to GPAC.
- 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