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CVE-2023-44271

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Date: November 3, 2023

An issue was discovered in Pillow before 10.0.0. It is a Denial of Service that uncontrollably allocates memory to process a given task, potentially causing a service to crash by having it run out of memory. This occurs for truetype in ImageFont when textlength in an ImageDraw instance operates on a long text argument.

Language: Python

Severity Score

Related Resources (7)

https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N2JOEDUJDQLCUII2LQYZYSM7RJL2I3P4/
https://nvd.nist.gov/vuln/detail/CVE-2023-44271
https://github.com/python-pillow/Pillow/commit/1fe1bb49c452b0318cad12ea9d97c3bef188e9a7
https://devhub.checkmarx.com/cve-details/CVE-2023-44271/
https://github.com/python-pillow/Pillow/pull/7244
https://www.mend.io/vulnerability-database/CVE-2023-44271

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Allocation of Resources Without Limits or Throttling

CWE-770

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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