CVE-2026-45815 — Apache NimBLE: Remote reachable assertion in ATT Read Multiple Variable Response handler

Description (CNA)

Reachable Assertion vulnerability in Apache NimBLE. A specially crafted ATT Read Multiple Variable Response (BLE_ATT_OP_READ_MULT_VAR_RSP) may trigger assert in ATT parser. Severity is medium as this requires DUT to first send ATT Read Multiple Variable Request. This issue affects Apache NimBLE: through 1.9.0. Users are recommended to upgrade to version 1.10.0, which fixes the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache NimBLE	affected 0 through 1.9.0

CWE

CWE-617

References

https://github.com/apache/mynewt-nimble/commit/fae6a4874309ba0175d2c444e20f8a6bde007425
https://lists.apache.org/thread/3d09hgo5zmm7dnryst3tb9857hk1bbos

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/07/24/14

CISA-ADP

No English description supplied.

No references supplied.