CVE-2026-34979
OpenPrinting CUPS: Heap overflow in `get_options()`
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 3, 2026
- Updated
- Apr 7, 2026
- Reserved
- Mar 31, 2026
Description
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L | GitHub_M |
Weaknesses
- CWE-122 Heap-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
cupsOpenPrinting |
|
References
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