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Vulnerability record · CVE-2026-29974 · published 8 May 2026

CVE-2026-29974: Stack-based buffer overflow vulnerability

An issue was discovered in kosma minmea 0.3.0. The minmea_scan functions format specifier copies NMEA field data to a caller-provided buffer without a size parameter. Applications using minmea_scan on untrusted input are vulnerable to a stack buffer overflow.

7.5 CVSS 3.1 High EPSS 0.53% · top 57.6% CWE-121 · Stack-based buffer overflow Deferred
7.5CVSS 3.1 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in kosma minmea 0.3.0. The minmea_scan functions format specifier copies NMEA field data to a caller-provided buffer without a size parameter. Applications using minmea_scan on untrusted input are vulnerable to a stack buffer overflow.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

LinkTags
https://gist.github.com/dwilliams27/6d4d8077b970f35e1a921c897ce13852
https://github.com/kosma/minmea/blob/master/minmea.c#L231-L240

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Source: NIST National Vulnerability Database (record CVE-2026-29974), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.