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Description

GMT is an open source collection of command-line tools for manipulating geographic and Cartesian data sets. In versions from 6.6.0 and prior, a stack-based buffer overflow vulnerability was identified in the gmt_remote_dataset_id function within src/gmt_remote.c. This issue occurs when a specially crafted long string is passed as a dataset identifier (e.g., via the which module), leading to a crash or potential arbitrary code execution. This issue has been patched via commit 0ad2b49.

PUBLISHED Reserved 2026-03-17 | Published 2026-03-20 | Updated 2026-03-25 | Assigner GitHub_M




HIGH: 7.3CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Problem types

CWE-121: Stack-based Buffer Overflow

Product status

<= 6.6.0
affected

References

github.com/...ls/gmt/security/advisories/GHSA-fqxx-62x7-9gwg exploit

github.com/...ls/gmt/security/advisories/GHSA-fqxx-62x7-9gwg

github.com/...ommit/0ad2b491470df82c9ec1139dcbd70502fa28a082

cve.org (CVE-2026-33147)

nvd.nist.gov (CVE-2026-33147)

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