CVE-2025-46206
Publication date 4 August 2025
Last updated 26 November 2025
Ubuntu priority
Description
An issue in Artifex mupdf 1.25.6, 1.25.5 allows a remote attacker to cause a denial of service via an infinite recursion in the `mutool clean` utility. When processing a crafted PDF file containing cyclic /Next references in the outline structure, the `strip_outline()` function enters infinite recursion
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| mupdf | 25.10 questing |
Not affected
|
| 25.04 plucky |
Fixed 1.25.1+ds1-5ubuntu0.1
|
|
| 24.04 LTS noble |
Fixed 1.23.10+ds1-1ubuntu0.1~esm1
|
|
| 22.04 LTS jammy |
Fixed 1.19.0+ds1-2ubuntu0.1~esm1
|
|
| 20.04 LTS focal |
Fixed 1.16.1+ds1-1ubuntu1+esm2
|
|
| 18.04 LTS bionic |
Fixed 1.12.0+ds1-1ubuntu0.1~esm2
|
|
| 16.04 LTS xenial |
Not affected
|
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| Parameter | Value |
|---|---|
| Base score |
6.5 · Medium
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-7888-1
- MuPDF vulnerabilities
- 25 November 2025