> CVE-2026-63956

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PUBLISHED
2026-07-19 16:17
MODIFIED
2026-07-19 16:17
EPSS (Prob. Exploit)
0.17%
Top 93.8%
DATA SOURCES:
NVD 🔗 2026-07-19 RED HAT 🔗 2026-07-26 FIRST EPSS 🔗 2026-11-01 OSV 🔗 2026-07-26

> DESCRIPTION

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypress_m8: fix memory corruption with small endpoint Make sure that the interrupt-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption or NULL-pointer dereference should a malicious device report a smaller size.

> AFFECTED_PRODUCTS

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

> RED HAT SEVERITY ASSESSMENT

THREAT SEVERITY
Important

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

USB: serial: cypress_m8: fix memory corruption with small endpoint

AFFECTED PACKAGES:
Unknown / Unknown
Linux / Kernel

> HISTORIQUE DES MODIFICATIONS

Première apparition
19/07/2026 16:17
Source: NVD
📊 ENRICHISSEMENT 26/07/2026 05:01
REDHAT
Champ modifié: Sévérité Red Hat
Ancienne valeur:
N/A
Nouvelle valeur:
{ "threat_severity": "Important", "severity_scale": null }
📊 ENRICHISSEMENT 26/07/2026 05:01
REDHAT
Champ modifié: Red Hat
Ancienne valeur:
Non
Nouvelle valeur:
Oui
Total des modifications: 2 Dernière mise à jour: 3 months ago

> REFERENCES

https://git.kernel.org/stable/c/1ef25704bd3b625fd151c09feee459479f71ee64
https://git.kernel.org/stable/c/284105c40fc31fff90cdab8a0377aaeb92f87f0e
https://git.kernel.org/stable/c/4bcaa59f403dbde6328604a500d65ee8d40975d9
https://git.kernel.org/stable/c/4fcb22218f0a7229b7ce3b3952fb644def293fa5
https://git.kernel.org/stable/c/52e18ae0c47c5c89e18fcd8022f287f7cc8802ec
https://git.kernel.org/stable/c/6c13f3bb652bc8665e709ba07122612586aea648
https://git.kernel.org/stable/c/ad3d1628a46134276546d7a12fedf04be9979158
https://git.kernel.org/stable/c/e1a9d791fd66ab2431b9e6f6f835823809869047
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