Unrated severityNVD Advisory· Published Mar 20, 2026· Updated Mar 25, 2026
GMT: Stack-based Buffer Overflow in gmt_remote_dataset_id
CVE-2026-33147
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.
Affected products
2- GenericMappingTools/gmtv5Range: <= 6.6.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- github.com/GenericMappingTools/gmt/commit/0ad2b491470df82c9ec1139dcbd70502fa28a082mitrex_refsource_MISC
- github.com/GenericMappingTools/gmt/security/advisories/GHSA-fqxx-62x7-9gwgmitrex_refsource_CONFIRM
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