CVE-2021-40563

Description

A Segmentation fault exists casued by null pointer dereference exists in Gpac through 1.0.1 via the naludmx_create_avc_decoder_config function in reframe_nalu.c when using mp4box, which causes a denial of service.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/gpac/gpac/issues/1892 third party advisory
https://github.com/gpac/gpac/commit/5ce0c906ed8599d218036b18b78e8126a496f137 third party advisory patch
https://www.debian.org/security/2023/dsa-5411 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-40563?
CVE-2021-40563 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40563?
To fix CVE-2021-40563, 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-2021-40563 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-40563 is being actively exploited. 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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