CVE-2021-41456: Buffer Overflow
First published: Fri Oct 01 2021(Updated: )
There is a stack buffer overflow in MP4Box v1.0.1 at src/filters/dmx_nhml.c:1004 in the nhmldmx_send_sample() function szXmlTo parameter which leads to a denial of service vulnerability.
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 | |
| =1.0.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-41456?
CVE-2021-41456 is classified as a denial of service vulnerability due to a stack buffer overflow.
How do I fix CVE-2021-41456?
To fix CVE-2021-41456, upgrade to a version of MP4Box that is not affected, such as version 0.5.2-426-gc5ad4e4+dfsg5 or higher.
Which software is affected by CVE-2021-41456?
CVE-2021-41456 affects MP4Box version 1.0.1 and similar versions in the GPAC package.
What can exploit CVE-2021-41456?
CVE-2021-41456 can be exploited by sending crafted input to the nhmldmx_send_sample() function leading to a denial of service.
Is CVE-2021-41456 a critical vulnerability?
While CVE-2021-41456 leads to denial of service, its criticality depends on the specific environment and usage of the affected software.
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