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Debian 11 Pillow Important Path Traversal DoS Vulnerability DLA-4462-1

debian lts
Calendar Grey February 1, 2026
Dist Debian Esm H88
Multiple vulnerabilities in Pillow lead to critical security threats requiring immediate updates. Get details on how to protect your system.
Multiple vulnerabilities have been found in Pillow, an image processing library for Python
Topics%20covered

Topics Covered

security advisory debian DoS image processing path traversal pillow

Summary

CVE-2021-23437

The getrgb function is susceptible to a ReDoS.

CVE-2022-24303

A possible path traversal vulnerability allows attackers to delete
files.

CVE-2022-45198

An improper handling of highly compressed GIF data can lead to a
decompression bomb.

For Debian 11 bullseye, these problems have been fixed in version
8.1.2+dfsg-0.3+deb11u3.

We recommend that you upgrade your pillow packages.

For the detailed security status of pillow please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/pillow

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS



Severity
important
Lowest
Low
Medium
High
Critical

Package: pillow
Version: 8.1.2+dfsg-0.3+deb11u3
CVE ID: CVE-2021-23437 CVE-2022-24303 CVE-2022-45198

Topics%20covered

Topics Covered

security advisory debian DoS image processing path traversal pillow

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