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It was discovered that FFmpeg incorrectly managed memory resulting
in a memory leak. An attacker could possibly use this issue to cause
a denial of service via application crash. This issue only
affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-22038)

It was discovered that FFmpeg incorrectly handled certain input files,
leading to an integer overflow. An attacker could possibly use this issue
to cause a denial of service via application crash. This issue only
affected Ubuntu 20.04 LTS. (CVE-2020-20898, CVE-2021-38090,
CVE-2021-38091, CVE-2021-38092, CVE-2021-38093, CVE-2021-38094)

It was discovered that FFmpeg incorrectly managed memory, resulting in
a memory leak. If a user or automated system were tricked into
processing a specially crafted input file, a remote attacker could
possibly use this issue to cause a denial of service, or execute
arbitrary code. (CVE-2022-48434)

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