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

  - Buffer overflow vulnerability in function avc_parse_slice in file media_tools/av_parsers.c. GPAC version     2.3-DEV-rev1-g4669ba229-master. (CVE-2023-23143)

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

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5411 advisory.

    Multiple issues were found in GPAC multimedia framework, which could result in denial of service or     potentially the execution of arbitrary code. For the stable distribution (bullseye), these problems have     been fixed in version 1.0.1+dfsg1-4+deb11u2. We recommend that you upgrade your gpac packages. For the     detailed security status of gpac please refer to its security tracker page at: https://security-     tracker.debian.org/tracker/gpac

Tenable has extracted the preceding description block directly from the Debian 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
257574	Linux Distros Unpatched Vulnerability : CVE-2023-23143	Nessus	Misc.	8/27/2025	7/16/2026	high
176432	Debian DSA-5411-1 : gpac - security update	Nessus	Debian Local Security Checks	5/27/2023	1/24/2025	critical

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high

critical