medium5.3
CVE-2026-34979
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Openprinting | Cups | through 2.4.16 |