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CVE details

CVE-2026-17574

HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file containing an attribute with an invalid variable-length datatype type field may cause the application to crash when the attribute is read.

Score
5.2 medium
Published
2026-07-27
Links
NVD · cve.org

Affected ports (3)

PortPackageVersionStatusMaintainer
science/hdf5hdf51.12.2_2,1unaddressedsunpoet@FreeBSD.org
science/hdf5-110hdf5-1101.10.11unaddressedsunpoet@FreeBSD.org
science/hdf5-18hdf5-181.8.23unaddressedthierry@FreeBSD.org

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>hdf5</name>
	<range><lt>2.1.1</lt></range>
      </package>
      <package>
	<name>hdf5-110</name>
	<range><lt>2.1.1</lt></range>
      </package>
      <package>
	<name>hdf5-18</name>
	<range><lt>2.1.1</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>HDF5 contains a NULL pointer dereference vulnerability. Processing a
	crafted HDF5 file containing an attribute with an invalid
	variable-length datatype type field may cause the application to crash
	when the attribute is read.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2026-17574</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2026-17574</url>
    </references>
    <dates>
      <discovery>2026-07-27</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>