CVE-2016-9190 json
Arbitrary code using "crafted image file" approach affecting Pillow
published 2016-11-04 10 y ago modified 2026-06-17 4 mo ago also GHSA-w4vg-rf63-f3j3 , PYSEC-2016-9 , EUVD-2016-0025
- cvss
- 7.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
Pillow before 3.3.2 allows context-dependent attackers to execute arbitrary code by using the "crafted image file" approach, related to an "Insecure Sign Extension" issue affecting the ImagingNew in Storage.c component.
Patch / fix
- pypi pillow 3.3.2
- pillow Debian 14, Debian 13, Debian 12 3.4.2-1
debian advisories DEBIAN-CVE-2016-9190
- pillow Ubuntu 14.04 LTS 2.3.0-1ubuntu3.4
- pillow Ubuntu 16.04 LTS 3.1.2-0ubuntu1.1
ubuntu advisories UBUNTU-CVE-2016-9190
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- python-Pillow Enterprise Storage 5 2.8.1-3.3.1
- python-Pillow OpenStack Cloud 6 2.7.0-4.3.1
- python-Pillow OpenStack Cloud 7, Enterprise Storage 4 2.8.1-4.3.2
suse advisories SUSE-SU-2019:1321-1SUSE-SU-2018:1191-1SUSE-SU-2018:1174-1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2016-9190 updated cvss 7.3
python-pillow: Missing check for negative image dimensions in ImagingNew (Storage.c)
-
Red Hat Enterprise Linux 5 python-imaging Red Hat Enterprise Linux 6 python-imaging, python-imaging-tk, python-imaging-sane Red Hat Enterprise Linux 7 python-pillow, python-pillow-qt, python-pillow-tk, python-pillow-saneaffected: no fix planned “Will not fix”
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
1.90% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| GitHub | 3.0 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | pillow | <3.3.2 |
3.3.2 |
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
-
github.com
/python-pillow/Pillow/pull/2146/commits/5d8a0be45aad78c5a22c8d099118ee26ef8144af
web, issue-tracking, patch, third-party-advisory
-
github.com
/python-pillow/Pillow/issues/2105
web, issue-tracking, patch, third-party-advisory, report
-
security.gentoo.org
/glsa/201612-52
vendor-advisory, web, advisory
-
debian.org
/security/2016/dsa-3710
vendor-advisory, web, third-party-advisory, advisory
-
pillow.readthedocs.io
/en/3.4.x/releasenotes/3.3.2.html
web, vendor-advisory
-
securityfocus.com
/bid/94234
vdb-entry, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2016-9190
advisory
-
github.com
/advisories/GHSA-w4vg-rf63-f3j3
advisory
-
github.com
/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2016-9.yaml
web
-
github.com
/python-pillow/Pillow
package
Sources
- CVE List CVE-2016-9190
- GitHub Advisory GHSA-w4vg-rf63-f3j3
- NVD CVE-2016-9190
- OSV PYSEC-2016-9
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.