USN-5227-1 fixed several vulnerabilities in Pillow. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Original advisory details:
It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a specially-crafted file, a remote attacker could cause Pillow to hang, resulting in a denial of service. (CVE-2021-23437)
It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a specially-crafted file, a remote attacker could cause Pillow to crash, resulting in a denial of service. This issue ony affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 21.04. (CVE-2021-34552)
It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a specially-crafted file, a remote attacker could cause Pillow to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-22815)
It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a specially-crafted file, a remote attacker could cause Pillow to crash, resulting in a denial of service. (CVE-2022-22816)
It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a specially-crafted file, a remote attacker could cause Pillow to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-22817)
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