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CVE-2026-34734

🗓️ 09 Apr 2026 20:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 17 Views

Hierarchical Data Format Five exposes a heap after free in h5dump triggered by a malicious h5 file.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-34734
9 Apr 202619:01
–attackerkb
bdu_fstec
BDU FSTEC
HDF5 Use-After-Free
25 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-34734
9 Apr 202621:22
–circl
cnnvd
CNNVD
HDF5 Resource Management Error Vulnerability
9 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-34734
9 Apr 202619:01
–cve
cvelist
Cvelist
CVE-2026-34734 HDF5: H5T__conv_struct Use After Free
9 Apr 202619:01
–cvelist
debiancve
Debian CVE
CVE-2026-34734
9 Apr 202619:01
–debiancve
euvd
EUVD
EUVD-2026-21020
9 Apr 202619:01
–euvd
mend
Mend
CVE-2026-34734
9 Apr 202619:01
–mend
nvd
NVD
CVE-2026-34734
9 Apr 202620:16
–nvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04allhdf50hdf5_0_all.deb
Ubuntu14.04allhdf50hdf5_0_all.deb
Ubuntu18.04allhdf50hdf5_0_all.deb
Ubuntu20.04allhdf50hdf5_0_all.deb
Ubuntu22.04allhdf50hdf5_0_all.deb
Ubuntu24.04allhdf50hdf5_0_all.deb
Ubuntu26.04allhdf50hdf5_0_all.deb

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16 Apr 2026 03:15Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.8
EPSS0.00191
SSVC
17