CVE-2025-2913
CSIRTS triage
- What
- Use-after-free in H5FL block garbage collection list.
- Who is affected
- Applications using HDF5 library for data processing.
- Urgency
- Low priority; CVSS 3.3; limited exploitability unless triggered via untrusted HDF5 files.
- Action
- Update HDF5 library to patched version with safe block list garbage collection.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.
Advisory coverage (1)
- lowCVE-2025-2913: HDF5 H5FL.c H5FL__blk_gc_list use after freemsrc · 2026-08-06
External references
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