Description
A weakness has been identified in FascinatedBox lily up to 2.3. The affected element is the function eval_tree of the file src/lily_emitter.c. This manipulation causes null pointer dereference. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| FascinatedBox | lily | 2.0, 2.1, 2.2, 2.3 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 16.0 | apache-pdfbox | 2.0.36-160000.1.1 | SUSE-SU-2026:22088-1 |
| SLES 16.0 | apache-pdfbox | 2.0.36-160000.1.1 | SUSE-SU-2026:22088-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | apache-pdfbox | 2.0.36-1.1 | openSUSE-SU-2026:10550-1 |
| openSUSE Leap 16.0 | apache-pdfbox | 2.0.36-160000.1.1 | openSUSE-SU-2026:20923-1 |
Advisories 3
- SUSE-SU-2026:22088-1 Security update for apache-pdfbox SUSE / openSUSE Security Updates · Jun 16, 2026
- openSUSE-SU-2026:20923-1 Security update for apache-pdfbox SUSE / openSUSE Security Updates · Jun 10, 2026
- openSUSE-SU-2026:10550-1 apache-pdfbox-2.0.36-1.1 on GA media SUSE / openSUSE Security Updates · Apr 16, 2026
References
- VDB-348278 | FascinatedBox lily lily_emitter.c eval_tree null pointer dereference vdb-entry technical-description
- VDB-348278 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #761328 | FascinatedBox lily main-branch NULL Pointer Dereference third-party-advisory
- https://github.com/FascinatedBox/lily/issues/384 issue-tracking
- https://github.com/oneafter/0122/blob/main/i384/repro.lily exploit
- https://github.com/FascinatedBox/lily/ product