Buffer overflow in Qualcomm Cologne

CVE-2025-59603

Memory Corruption when processing invalid user address with nonstandard buffer address.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (0.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

product-security@qualcomm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-59603?: CVE-2025-59603 is a high-severity vulnerability in Qualcomm Cologne, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-03-02.
How severe is CVE-2025-59603?: High severity. CVSS v3 base score is 7.8 out of 10.