OSGeo gdal up to 3.13.0dev-4 GDapi.c GDnentries DataFieldName heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in OSGeo gdal up to 3.13.0dev-4. The affected element is the function GDnentries of the file frmts/hdf4/hdf-eos/GDapi.c. Executing a manipulation of the argument DataFieldName can lead to heap-based overflow. This vulnerability is registered as CVE-2026-8087. The attack needs to be launched locally. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in OSGeo gdal up to 3.13.0dev-4 and classified as critical. This vulnerability affects the function GDnentries of the file frmts/hdf4/hdf-eos/GDapi.c. The manipulation of the argument DataFieldName with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-8087. The exploitation appears to be easy. The attack needs to be approached locally. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Upgrading to version 3.13.0RC1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 184f77dbcc74118c062c05e464c88161d3c37b9b is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-28435). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: gdal 3.13.0RC1
Patch: 184f77dbcc74118c062c05e464c88161d3c37b9b

Timelineinfo

05/07/2026 Advisory disclosed
05/07/2026 +0 days VulDB entry created
05/08/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-8087 (🔒)
GCVE (CVE): GCVE-0-2026-8087
GCVE (VulDB): GCVE-100-361840
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/07/2026 14:39
Updated: 05/08/2026 01:50
Changes: 05/07/2026 14:39 (61), 05/08/2026 01:50 (1)
Complete: 🔍
Submitter: biniam
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #808039: OSGeo GDAL 3.13.0dev Heap-based Buffer Overflow (by biniam)

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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