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CVE-2026-8086

OSGeo gdal SWapi.c SWnentries heap-based overflow

Published: May 7, 2026Updated: May 8, 2026 Sources: CVE List NVDCWE-119
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.2%
Top 85.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-119CWE-122

Affected Products

gdalosgeo
Mixed
OSS Libraries / generic-library
gdalOSGeo
Mixed
OSS Libraries / generic-library
osgeooss-projectOSS Librariesaka gdal, geoserver, mapserver

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/OSGeo/gdal/
github.com
https://github.com/OSGeo/gdal/commit/9491e794f1757f08063ea2f7a274ad2994afa636
github.com
https://github.com/OSGeo/gdal/issues/14356
github.com
and 6 more references View all →

Timeline

Published
May 7, 2026
Last Updated
May 8, 2026

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