CVE-2025-6516

LOW EPSS 22.0%
Published Jun 23, 20251y ago · Modified Jun 17, 20261w ago
1.9 CVSS 4.0
Low
Find Similar
Published Jun 23, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

CVSS Details

Base Score
1.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
22.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 3

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-122
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
hdfgrouphdf5* ≤1.14.6

References 5

  • github.com https://github.com/HDFGroup/hdf5/issues/5581
    ExploitIssue TrackingThird Party Advisory
  • github.com https://github.com/user-attachments/files/20626851/reproduce.tar.gz
    Exploit
  • vuldb.com https://vuldb.com/?ctiid.313636
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.313636
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.592589
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.