CVE-2026-40192
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
FITS GZIP decompression bomb in Pillow
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-40192
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-40192.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 12.2.0-1 |
| debian | sid | fixed | 12.2.0-1 |
| debian | trixie | fixed | 11.1.0-5+deb13u2 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | pillow | >=10.3.0,<12.2.0 | 12.2.0 |
References
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-whj4-6x5x-4v2j
- https://nvd.nist.gov/vuln/detail/CVE-2026-40192
- https://github.com/python-pillow/Pillow/pull/9521
- https://github.com/python-pillow/Pillow/commit/3cb854e8b2bab43f40e342e665f9340d861aa628
- https://github.com/python-pillow/Pillow
- https://pillow.readthedocs.io/en/stable/releasenotes/12.2.0.html#prevent-fits-decompression-bomb
- https://www.suse.com/security/cve/CVE-2026-40192.html
- https://security-tracker.debian.org/tracker/CVE-2026-40192
Verify integrity in audit chain (admin only). AS-IS.