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)
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
- Just a moment...third-party-advisory
- 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 |
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Same weakness: CWE-122
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