CVE Explorer
CVE-2026-17573
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","platforms":["Linux"],"product":"HDF5","vendor":"The HDF Group","versions":[{"status":"affected","version":"<= 2.1.1","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:52a4c57f07db78737ec1acd27d03b727a611ac6a81e2fa3617798da7f2bf54db · sha256:bb5aebc1ecdcba0f… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":4,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS: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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:52a4c57f07db78737ec1acd27d03b727a611ac6a81e2fa3617798da7f2bf54db · sha256:bb5aebc1ecdcba0f… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-415","description":"CWE-415 Double free","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:52a4c57f07db78737ec1acd27d03b727a611ac6a81e2fa3617798da7f2bf54db · sha256:bb5aebc1ecdcba0f… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://github.com/HDFGroup/hdf5/issues/6124"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:52a4c57f07db78737ec1acd27d03b727a611ac6a81e2fa3617798da7f2bf54db · sha256:bb5aebc1ecdcba0f… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/HDFGroup/hdf5/issues/6124"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:52a4c57f07db78737ec1acd27d03b727a611ac6a81e2fa3617798da7f2bf54db · sha256:bb5aebc1ecdcba0f… · /containers/adp/0/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.