Buffer overflow in Openprinting Cups-Filters

CVE-2025-64524

cups-filters contains backends, filters, and other software required to get the cups printing service working on operating systems other than macos. In versions 2.0.1 and prior, a heap-buffer-overflow vulnerability in the rastertopclx filter causes the program to crash with a segmentation fault when processing maliciously crafted input data. This issue can be exploited to trigger memory corruption, potentially leading to arbitrary code execution. This issue has been patched via commit 956283c.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-64524?
CVE-2025-64524 is a low-severity vulnerability in Openprinting Cups-Filters, classified under Heap-based Buffer Overflow. CVSS score: 3.3/10. Published 2025-11-20.
How severe is CVE-2025-64524?
Low severity. CVSS v3 base score is 3.3 out of 10.