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HDF5 < 1.14.6 Heap-Based Buffer Overflow (CVE-2025-6269)

🗓️ 19 Dec 2025 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 3 Views

Critical heap-based buffer overflow in HDF5 up to 1.14.6 via H5C__reconstruct_cache_entry; local exploit disclosed.

Related
Refs
Code
ReporterTitlePublishedViews
Family
AlpineLinux
CVE-2025-6269
19 Jun 202516:00
alpinelinux
CBLMariner
CVE-2025-6269 affecting package hdf5 for versions less than 1.14.6-1
12 Jan 202621:27
cbl_mariner
CBLMariner
CVE-2025-6269 affecting package hdf5 for versions less than 1.14.6-1
7 Jan 202619:09
cbl_mariner
Circl
CVE-2025-6269
19 Jun 202516:45
circl
CNNVD
HDF5 安全漏洞
19 Jun 202500:00
cnnvd
CNVD
HDF5 H5Cimage.c function buffer overflow vulnerability
27 Jun 202500:00
cnvd
CVE
CVE-2025-6269
19 Jun 202516:00
cve
Cvelist
CVE-2025-6269 HDF5 H5Cimage.c H5C__reconstruct_cache_entry heap-based overflow
19 Jun 202516:00
cvelist
Debian CVE
CVE-2025-6269
19 Jun 202516:00
debiancve
EUVD
EUVD-2025-18690
3 Oct 202520:07
euvd
Rows per page
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(279412);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/20");

  script_cve_id("CVE-2025-6269");
  script_xref(name:"IAVB", value:"2025-B-0209");

  script_name(english:"HDF5 < 1.14.6 Heap-Based Buffer Overflow (CVE-2025-6269)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Linux host has an application installed that is affected by a heap-based buffer overflow vulnerability.");
  script_set_attribute(attribute:"description", value:
"A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function
H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking
locally is a requirement. The exploit has been disclosed to the public and may be used.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://github.com/HDFGroup/hdf5/issues/5579");
  script_set_attribute(attribute:"solution", value:
"Upgrade to HDF5 version 1.14.6 or later, or apply the vendor-supplied patch.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:P");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-6269");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/06/19");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/06/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/19");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/a:hdfgroup:hdf5");
  script_set_attribute(attribute:"stig_severity", value:"II");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("hdf5_nix_installed.nbin");
  script_require_keys("Host/local_checks_enabled", "installed_sw/HDF5");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::get_app_info(app:'HDF5');

var constraints = [
  { 'fixed_version' : '1.14.6' }
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);

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20 Feb 2026 00:00Current
5.3Medium risk
Vulners AI Score5.3
CVSS 24.3
CVSS 44.8
CVSS 3.15.3
CVSS 35.3
EPSS0.00146
SSVC
3