Description
Pillow before 8.1.2 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICNS container, and thus an attempted memory allocation can be very large.
Published: 2021-03-03
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-0178 Pillow before 8.1.2 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICNS container, and thus an attempted memory allocation can be very large.
Github GHSA Github GHSA GHSA-3wvg-mj6g-m9cv Pillow Uncontrolled Resource Consumption
Ubuntu USN Ubuntu USN USN-4763-1 Pillow vulnerabilities
History

Fri, 15 Aug 2025 04:45:00 +0000

Type Values Removed Values Added
Description Pillow before 8.1.1 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICNS container, and thus an attempted memory allocation can be very large. Pillow before 8.1.2 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICNS container, and thus an attempted memory allocation can be very large.
References

Subscriptions

Fedoraproject Fedora
Python Pillow
Redhat Enterprise Linux Quay
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-08-15T04:38:49.550Z

Reserved: 2021-03-03T00:00:00.000Z

Link: CVE-2021-27922

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-03T09:15:14.233

Modified: 2025-08-15T05:15:29.710

Link: CVE-2021-27922

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-03T00:00:00Z

Links: CVE-2021-27922 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses