CVE-2026-33147

HIGH

7.3

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.

CVE Details

CVSS v3.1 Score7.3

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/20/2026

Last Modified3/27/2026

Sourcenvd

Honeypot Sightings0

Affected Products

generic-mapping-tools:gmt

Weaknesses (CWE)

CWE-121

References

https://github.com/GenericMappingTools/gmt/commit/0ad2b491470df82c9ec1139dcbd70502fa28a082(security-advisories@github.com)

https://github.com/GenericMappingTools/gmt/security/advisories/GHSA-fqxx-62x7-9gwg(security-advisories@github.com)

https://github.com/GenericMappingTools/gmt/security/advisories/GHSA-fqxx-62x7-9gwg(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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