CVE-2026-8086— OSGeo gdal SWapi.c SWnentries heap-based overflow
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I. Basic Information for CVE-2026-8086
Vulnerability Information
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Vulnerability Title
OSGeo gdal SWapi.c SWnentries heap-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
OSGeo gdal 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OSGeo gdal是OSGeo开源的一个地理空间栅格与矢量数据处理库。 OSGeo gdal 3.13.0dev-4及之前版本存在缓冲区错误漏洞，该漏洞源于文件frmts/hdf4/hdf-eos/SWapi.c的函数SWnentries中参数DimensionName的操作，可能导致堆缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-8086
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- CVE-2026-8086 | OSGeo gdal up to 3.13.0dev-4 SWapi.c SWnentries DimensionName heap-based overflow (Issue 14356)vdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-8086
Same Patch Batch · OSGeo · 2026-05-07 · 4 CVEs total
| CVE-2026-8087 | 5.3 MEDIUM | OSGeo gdal GDapi.c GDnentries heap-based overflow |
| CVE-2026-8084 | 3.3 LOW | OSGeo gdal HDF-EOS Grid File SWapi.c memmove out-of-bounds |
| CVE-2026-8088 | 3.3 LOW | OSGeo gdal GDapi.c GDfieldinfo out-of-bounds |
IV. Related Vulnerabilities
Same product: gdal
- CVE-2026-8213
OSGeo gdal Grid File GDapi.c GDSDfldsrch heap-based overflow - CVE-2026-8212
OSGeo gdal SWapi.c SWSDfldsrch heap-based overflow - CVE-2026-8088
OSGeo gdal GDapi.c GDfieldinfo out-of-bounds - CVE-2026-8087
OSGeo gdal GDapi.c GDnentries heap-based overflow - CVE-2026-8084
OSGeo gdal HDF-EOS Grid File SWapi.c memmove out-of-bounds
Same vendor: OSGeo
- CVE-2026-8213
OSGeo gdal Grid File GDapi.c GDSDfldsrch heap-based overflow - CVE-2026-8212
OSGeo gdal SWapi.c SWSDfldsrch heap-based overflow - CVE-2026-8088
OSGeo gdal GDapi.c GDfieldinfo out-of-bounds - CVE-2026-8087
OSGeo gdal GDapi.c GDnentries heap-based overflow - CVE-2026-8084
OSGeo gdal HDF-EOS Grid File SWapi.c memmove out-of-bounds
Same weakness: CWE-122
- CVE-2026-8261
Squirrel sqobject.cpp Load heap-based overflow - CVE-2026-8213
OSGeo gdal Grid File GDapi.c GDSDfldsrch heap-based overflow - CVE-2026-8212
OSGeo gdal SWapi.c SWSDfldsrch heap-based overflow - CVE-2026-42309
Pillow: Heap buffer overflow with nested list coordinates - CVE-2026-45130
Vim: Heap Buffer Overflow in spell file loading
V. Comments for CVE-2026-8086
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