Bug 2373903 (CVE-2025-6269)

Summary: CVE-2025-6269 hdf5: HDF5 heap-based overflow
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: bbrownin
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Doc Text:
A vulnerability in the function H5C__reconstruct_cache_entry of the file H5Cimage.c has been discovered in HDF5. Manipulation of input could lead to a heap based buffer overflow. Exploitation of this vulnerability requires local system access.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On: 2374076, 2374078, 2374080, 2374082, 2374084, 2374086    
Bug Blocks:    

Description OSIDB Bzimport 2025-06-19 17:01:16 UTC
A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.