> CVE-2026-45812

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PUBLISHED
2026-07-24 13:18
MODIFIED
2026-07-24 13:18
EPSS (Prob. Exploit)
0.69%
Top 47.6%
DATA SOURCES:
NVD 🔗 2026-07-24 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-10-25 OSV 🔗 2026-07-31

> DESCRIPTION

Incorrect Calculation of Buffer Size vulnerability in Apache NimBLE when processing Legacy Advertising Report HCI event. When a single HCI advertising report event bundles multiple reports, NimBLE miscalculated the offset to the next report. This can cause the host to read past the end of the buffer and deliver a GAP event with bogus data to the application. Severity is low: NimBLE's own controller never batches multiple reports into one event, so this only matters when NimBLE's host is paired with a third-party controller that does. This issue affects Apache NimBLE: through 1.9.0. Users are recommended to upgrade to version 1.10.0, which fixes the issue.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> WEAKNESSES

CWE-131

> CWE DETAILED DESCRIPTIONS

CWE-131: Incorrect Calculation of Buffer Size - The product does not correctly calculate the size to be used when allocating a buffer.

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Apache NimBLE: OOB Read via sizeof(pointer) in Legacy Advertising Report Handler

AFFECTED PACKAGES:
Unknown / Unknown
10 versions affected

> HISTORIQUE DES MODIFICATIONS

Première apparition
24/07/2026 13:18
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-131: Incorrect Calculation of Buffer Size - The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.
Nouvelle valeur:
CWE-131: Incorrect Calculation of Buffer Size - The product does not correctly calculate the size to be used when allocating a buffer.
📊 ENRICHISSEMENT 01/08/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-131: Incorrect Calculation of Buffer Size - The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.
Total des modifications: 2 Dernière mise à jour: 4 days ago

> REFERENCES

https://github.com/apache/mynewt-nimble/commit/605c7585408bc3674818eeb7b6f478a8a...
https://lists.apache.org/thread/rll5m1ly2vg8jr76lp5ohrtspr5vlofy
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