CVE-2026-8086

MEDIUM

OSGeo gdal SWapi.c SWnentries heap-based overflow

Title source: cna
STIX 2.1

Description

A vulnerability was identified in OSGeo gdal up to 3.13.0dev-4. This issue affects the function SWnentries of the file frmts/hdf4/hdf-eos/SWapi.c. Such manipulation of the argument DimensionName leads to heap-based buffer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version 3.12.4RC1 is capable of addressing this issue. The name of the patch is 9491e794f1757f08063ea2f7a274ad2994afa636. It is advisable to upgrade the affected component.

References (9)

Core 9
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-361839 | OSGeo gdal SWapi.c SWnentries heap-based overflow
https://vuldb.com/vuln/361839
Signature, Permissions Required signature permissions-required
VDB-361839 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/361839/cti
Third Party Advisory third-party-advisory
Submit #808038 | OSGeo GDAL 3.13.0dev Heap-based Buffer Overflow
https://vuldb.com/submit/808038
Issue Tracking issue-tracking
https://github.com/OSGeo/gdal/issues/14356
Patch issue-tracking patch
https://github.com/OSGeo/gdal/pull/14361

Scores

CVSS v3 5.3
EPSS 0.0024
EPSS Percentile 14.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-122
Status published
Products (4)
osgeo/gdal 3.13.0 beta1 (2 CPE variants)
osgeo/gdal < 3.12.4
OSGeo/gdal 3.12.4RC1
OSGeo/gdal 3.13.0dev-4
Published May 07, 2026
Tracked Since May 08, 2026