CVE-2026-8212: OSGeo gdal SWapi.c SWSDfldsrch heap-based overflow

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-05-09 · updated 2026-07-24
Weakness: CWE-119

Description

A flaw has been found in OSGeo gdal up to 3.13.0dev-4. Affected by this vulnerability is the function SWSDfldsrch of the file frmts/hdf4/hdf-eos/SWapi.c. Executing a manipulation can lead to heap-based buffer overflow. The attack requires local access. The exploit has been published and may be used. Upgrading to version 3.13.0RC1 addresses this issue. This patch is called 3e04c0385630e4d42517046d9a4967dfccfeb7fd. The affected component should be upgraded.

Affected products

OSGeo gdal: through 3.12.4; 3.13.0-beta1, 3.13.0-beta2

References

https://github.com/OSGeo/gdal/
https://github.com/OSGeo/gdal/commit/3e04c0385630e4d42517046d9a4967dfccfeb7fd
https://github.com/OSGeo/gdal/issues/14398
https://github.com/OSGeo/gdal/releases/tag/v3.13.0RC1
https://github.com/biniamf/pocs/tree/main/gdal-swsdfldsrch_oob-read
https://vuldb.com/submit/808127
https://vuldb.com/vuln/362429
https://vuldb.com/vuln/362429/cti

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