The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Memory leak in the stbl_GetSampleInfos function in MP4Box in GPAC 1.0.1 allows attackers to read memory     via a crafted file. (CVE-2021-31256)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote host is affected by the vulnerability described in GLSA-202408-21 (GPAC: Multiple Vulnerabilities)

    Multiple vulnerabilities have been discovered in GPAC. Please review the CVE identifiers referenced below     for details.

Tenable has extracted the preceding description block directly from the Gentoo Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Published	Updated	Severity
251074	Linux Distros Unpatched Vulnerability : CVE-2021-31256	Nessus	Misc.	8/18/2025	8/18/2025	medium
205345	GLSA-202408-21 : GPAC: Multiple Vulnerabilities	Nessus	Gentoo Local Security Checks	8/10/2024	9/30/2024	critical

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medium

critical