HIGH 7.1 NVD
CVE-2026-117609
rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by
rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.
References
- https://github.com/merbanan/rtl_433
- https://github.com/merbanan/rtl_433/blob/25.12/src/devices/proflame2.c#L46-L95
- https://github.com/merbanan/rtl_433/commit/f35183aaf1d2d905d422fd70bcae4eb7349d6186
- https://github.com/merbanan/rtl_433/issues/3739
- https://github.com/merbanan/rtl_433/pull/3740
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-10-28 via NVD.
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