CVE-2021-40574: Double Free
First published: Thu Jan 13 2022(Updated: )
The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the gf_text_get_utf8_line function in load_text.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 | |
| >=0.9.0<=1.0.1 |
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Reference Links
- https://github.com/gpac/gpac/issues/1897
- https://github.com/gpac/gpac/commit/30ac5e5236b790accd1f25347eebf2dc8c6c1bcb
- https://security-tracker.debian.org/tracker/CVE-2021-40574
- https://www.debian.org/security/2023/dsa-5411
- https://github.com/gpac/gpac/blob/v0.9.0-preview/src/filters/load_text.c#L232
- https://github.com/gpac/gpac/blob/v0.9.0-preview/src/filters/load_text.c#L304
Frequently Asked Questions
What is the severity of CVE-2021-40574?
CVE-2021-40574 is classified as a high severity vulnerability due to its potential for denial of service and privilege escalation.
How do I fix CVE-2021-40574?
To fix CVE-2021-40574, update GPAC to versions 1.0.1+dfsg1-4+deb11u3 or 2.2.1+dfsg1-3.
Which versions of GPAC are affected by CVE-2021-40574?
GPAC versions up to and including 1.0.1 are affected by CVE-2021-40574.
What type of vulnerability is CVE-2021-40574?
CVE-2021-40574 is a double-free vulnerability occurring in the gf_text_get_utf8_line function.
Can CVE-2021-40574 lead to code execution?
Yes, CVE-2021-40574 can potentially allow attackers to achieve code execution.
- collector/security-tracker-debian
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- agent/author
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- agent/weakness
- agent/first-publish-date
- agent/event
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/mitre-cve
- source/MITRE
- agent/references
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- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-api
- source/NVD
- package-manager/debian
- vendor/gpac
- canonical/gpac mp4box
- version/gpac mp4box/1.0.1