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Snapdragon X65 baseband buffer overflow - potential for mass device DoS


From: Intergalactic Auditor via NANOG <nanog () lists nanog org>
Date: Sat, 17 Jan 2026 03:16:52 +0000

Disclosing for the NOCs at war everyday.

Buffer overflow in Qualcomm X65 baseband

Issue: SDM state transition → unchecked array index → baseband deadlock → forced reboot
Timeline: 9ms to error, 2.3s to crash
Trigger: Potentially via 5G/satellite signal

Observed events:
2026-01-10, 01-11, 01-14 ~06:00 EST

Monitor for:
- Clustered device crash reports in narrow time window
- "No Service" complaints with normal network metrics
- Baseband watchdog resets (rst wdog)

Technical: https://github.com/0verdu/X65_BufferOverflow
Contact: Keybase: justthemessenger
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