CVE-2021-46039: Null Pointer Dereference
First published: Thu Jan 06 2022(Updated: )
A Pointer Dereference Vulnerabilty exists in GPAC 1.0.1 via the shift_chunk_offsets.part function, which causes a Denial of Service (context-dependent).
Credit: cve@mitre.org 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-2021-46039?
CVE-2021-46039 is classified as a Denial of Service vulnerability.
How do I fix CVE-2021-46039?
To fix CVE-2021-46039, update GPAC to version 1.0.1+dfsg1-4+deb11u3 or 2.2.1+dfsg1-3.
Which versions of GPAC are affected by CVE-2021-46039?
GPAC versions up to and including 1.0.1 and up to 0.5.2-426-gc5ad4e4+dfsg5-5 are affected.
What causes the CVE-2021-46039 vulnerability?
CVE-2021-46039 is caused by a pointer dereference issue within the shift_chunk_offsets.part function.
Is there a known exploit for CVE-2021-46039?
While CVE-2021-46039 can result in Denial of Service, specific exploits have not been publicly disclosed.
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