CVE-2025-6856— HDF5 H5FL.c H5FL__reg_gc_list use after free
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I. Basic Information for CVE-2025-6856
Vulnerability Information
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Vulnerability Title
HDF5 H5FL.c H5FL__reg_gc_list use after free
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FL__reg_gc_list of the file src/H5FL.c. The manipulation leads to use after free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
HDF5 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HDF5是HDF开源的一个库。 HDF5 1.14.6版本存在资源管理错误漏洞，该漏洞源于对文件src/H5FL.c中函数H5FL__reg_gc_list的错误操作导致释放后重用。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | HDF5 | 1.14.6 | - |
II. Public POCs for CVE-2025-6856
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2025-06-29 · 5 CVEs total
| CVE-2025-6865 | 4.3 MEDIUM | DaiCuo index cross-site request forgery |
| CVE-2025-6864 | 4.3 MEDIUM | SeaCMS admin_type.php cross-site request forgery |
| CVE-2025-6858 | 3.3 LOW | HDF5 H5Centry.c H5C__flush_single_entry null pointer dereference |
| CVE-2025-6857 | 3.3 LOW | HDF5 H5Gnode.c H5G__node_cmp3 stack-based overflow |
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