Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTk1cTMtOGdyOS1nbTh3

Denial of Service by Uncontrolled Resource Consumption

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 ICO container, and thus an attempted memory allocation can be very large.

Permalink: https://github.com/advisories/GHSA-95q3-8gr9-gm8w
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTk1cTMtOGdyOS1nbTh3
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 2 years ago
Updated: 4 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Identifiers: GHSA-95q3-8gr9-gm8w, CVE-2021-27923
References:

• https://nvd.nist.gov/vuln/detail/CVE-2021-27923
• https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html
• https://lists.fedoraproject.org/archives/list/[email protected]/message/TQQY6472RX4J2SUJENWDZAWKTJJGP2ML/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/ZTSY25UJU7NJUFHH3HWT575LT4TDFWBZ/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/S7G44Z33J4BNI2DPDROHWGVG2U7ZH5JU/
• https://security.gentoo.org/glsa/202107-33
• https://github.com/advisories/GHSA-95q3-8gr9-gm8w

Affected Packages