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CVE-2020-11538: Out-of-bounds read in Pillow

July 27, 2020 (updated October 9, 2024)

In libImaging/SgiRleDecode.c in Pillow through 7.0.0, a number of out-of-bounds reads exist in the parsing of SGI image files, a different issue than CVE-2020-5311.

References

  • github.com/advisories/GHSA-43fq-w8qq-v88h
  • github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2020-80.yaml
  • github.com/python-pillow/Pillow
  • github.com/python-pillow/Pillow/blob/master/docs/releasenotes/7.1.0.rst
  • github.com/python-pillow/Pillow/commit/2ef59fdbaeb756bc512ab3f2ad15ac45665b303d
  • github.com/python-pillow/Pillow/pull/4504
  • github.com/python-pillow/Pillow/pull/4538
  • lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BEBCPE4F2VHTIT6EZA2YZQZLPVDEBJGD
  • lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HOKHNWV2VS5GESY7IBD237E7C6T3I427
  • nvd.nist.gov/vuln/detail/CVE-2020-11538
  • pillow.readthedocs.io/en/stable/releasenotes/7.1.0.html
  • pillow.readthedocs.io/en/stable/releasenotes/index.html
  • snyk.io/vuln/SNYK-PYTHON-PILLOW-574574
  • usn.ubuntu.com/4430-1
  • usn.ubuntu.com/4430-2

Code Behaviors & Features

Detect and mitigate CVE-2020-11538 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 7.1.0

Fixed versions

  • 7.1.0

Solution

Upgrade to version 7.1.0 or above.

Impact 8.1 HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-125: Out-of-bounds Read

Source file

pypi/Pillow/CVE-2020-11538.yml

Spotted a mistake? Edit the file on GitLab.

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