Ubuntu Security Update USN-6618-1: Pillow vulnerabilities

[LinuxBot]

It was discovered that Pillow incorrectly handled certain long text arguments. An attacker could possibly use this issue to cause Pillow to consume resources, leading to a denial of service. This issue only affected Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2023-44271) Duarte Santos discovered that Pillow incorrectly handled the environment parameter to PIL.ImageMath.eval. An attacker could possibly use this issue to execute arbitrary code. (CVE-2023-50447)

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