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Vulnerabilities / CVE-2016-4009

critical

CVE-2016-4009

python-pillow: integer overflow in the ImagingResampleHorizontal function

Published Modified CWE 119
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Red Hat4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA. Rated lower by Red Hat (medium).

Description

Integer overflow in the ImagingResampleHorizontal function in libImaging/Resample.c in Pillow before 3.1.1 allows remote attackers to have unspecified impact via negative values of the new size, which triggers a heap-based buffer overflow.

Affected packages and fixed versions

SourcePackageFixed in
pip::GitHub Security Advisory pippillow3.1.1
debian 11pillow3.1.1-1
debian 12pillow3.1.1-1
debian 13pillow3.1.1-1
debian 14pillow3.1.1-1
echopillow3.1.1-1

References

All 11 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.