CVE-2026-25283 Stack-based Buffer Overflow in OOBM
A stack-based buffer overflow in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or escalate privileges via unverified external data.
- 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-2026-25283?
CVE-2026-25283 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 copying unverified data from an external source exceeds the allocated buffer size.
Weakness: CWE-121
Which versions are affected by CVE-2026-25283?
It affects 7 products.
Products include Qualcomm Cologne Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Snapdragon X2 Elite Firmware, Qualcomm Wcd9378c Firmware, Qualcomm Wsa8840 Firmware, Qualcomm Wsa8845 Firmware and 1 more.
How do I fix CVE-2026-25283?
No fix has been published for CVE-2026-25283 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-2026-25283 being exploited?
There is no known exploitation of CVE-2026-25283 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Cologne Firmware
Sources
Also known as GHSA-64r8-7jq7-4w26.