CVE-2026-42566
meshtastic firmware 취약점
Meshtastic is an open source mesh networking solution. Prior to version 2.7.23.b246bcd, a single node advertising a User.long_name that contains a malformed character encoding can render other radios unusable over BLE when managed through the iOS app. The malformed name does not need to be maliciously crafted — it can arise from ordinary buffer truncation and has been observed occurring naturally in the wild. At least one code path could place a null terminator in the middle of a multibyte sequence, leaving a malformed User.long_name in the node database. The problem surfaced downstream: th...
- 대응 우선순위
- 점검
- CVSS
- 7.5
- EPSS
- 0.28% 백분위 20.2% · 2026.08.02 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.07.20