CVE-2026-42310
Description
Pillow has a PDF Parsing Trailer Infinite Loop (DoS)
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-42310
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-42310.html
Vendor advisory: security-advisories@github.com — https://github.com/python-pillow/Pillow/security/advisories/GHSA-r73j-pqj5-w3x7
Vendor advisory: security-advisories@github.com — https://github.com/python-pillow/Pillow/releases/tag/12.2.0
Vendor advisory: security-advisories@github.com — https://github.com/python-pillow/Pillow/pull/9519
Vendor advisory: security-advisories@github.com — https://github.com/python-pillow/Pillow/commit/3bf614e4b8615d0ce1d5039efaf6db447fe7c468
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | fixed | 12.2.0-1 |
| debian | sid | fixed | 12.2.0-1 |
| debian | trixie | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| python | pillow | {"startIncluding":"4.2.0","endExcluding":"12.2.0"} | 12.2.0 |
References
- https://github.com/python-pillow/Pillow/commit/3bf614e4b8615d0ce1d5039efaf6db447fe7c468
- https://github.com/python-pillow/Pillow/pull/9519
- https://github.com/python-pillow/Pillow/releases/tag/12.2.0
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-r73j-pqj5-w3x7
- https://nvd.nist.gov/vuln/detail/CVE-2026-42310
- https://github.com/python-pillow/Pillow
- https://www.suse.com/security/cve/CVE-2026-42310.html
- https://security-tracker.debian.org/tracker/CVE-2026-42310
- https://github.com/advisories/GHSA-r73j-pqj5-w3x7
CWEs
CWE-835
Verify integrity in audit chain (admin only). AS-IS.