VulnerabilityAnalyzed
CVE-2026-17573
A double free vulnerability was discovered in the HDF5 library.
MEDIUM 4.0EPSS 0.12%
Does this matter?
Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.
Description
A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free.
- CVSS 4.0
- 4.0 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-415
- Affected
- hdfgroup/hdf5
- Source
- 0253b833-3e77-4dfe-9d57-17db1a2f0a74
References
- https://github.com/HDFGroup/hdf5/issues/6124Exploit, Issue Tracking, Third Party Advisory
- https://github.com/HDFGroup/hdf5/issues/6124Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.