CVE-2025-53470

Out-of-bounds Read vulnerability in Apache  NimBLE HCI H4 driver. Specially crafted HCI event could lead to invalid memory read in H4 driver.

This issue affects Apache NimBLE: through 1.8.

This issue requires a broken or bogus Bluetooth controller and thus severity is considered low.

Users are recommended to upgrade to version 1.9, which fixes the issue.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
UNKNOWN
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apacheCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/apache/mynewt-nimble/commit/b973df0c6cf7b30efbf8eb2cafdc1ee843464b76
https://lists.apache.org/thread/32sm0944dyod4sdql77stgyw9xb2msc0
http://www.openwall.com/lists/oss-security/2026/01/08/2