CVE-2021-40576

Public Exploit

Description

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/gpac/gpac/issues/1904 issue tracking exploit third party advisory
https://github.com/gpac/gpac/commit/ad18ece95fa064efc0995c4ab2c985f77fb166ec third party advisory patch
https://www.debian.org/security/2023/dsa-5411 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-40576?
CVE-2021-40576 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40576?
To fix CVE-2021-40576, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40576 being actively exploited in the wild?
It is possible that CVE-2021-40576 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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