CVE-2026-25280 Out-of-bounds Write in DSP Service

High 7.8 Published 17 Sep 2026 Updated 17 Sep 2026

An out-of-bounds write in the DSP service allows attackers to execute arbitrary code or escalate privileges on Qualcomm Snapdragon devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-25280?

CVE-2026-25280 is a high-severity memory corruption vulnerability in Qualcomm Cologne Firmware, published on 17 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Memory corruption when processing escape handling flow with insufficient user buffer sizes.

Weakness: CWE-787

Which versions are affected by CVE-2026-25280?

It affects 20 products.

Products include Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Iqx5121 Firmware, Qualcomm Iqx7181 Firmware and 14 more.

How do I fix CVE-2026-25280?

No fix has been published for CVE-2026-25280 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-25280 being exploited?

There is no known exploitation of CVE-2026-25280 in the wild and no public exploit code.

All Qualcomm Cologne Firmware vulnerabilities

Sources

Also known as GHSA-84rq-9wgr-hgx3.