CVE-2025-53966

EUVD-2026-0809
An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.4 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP
8.4 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
Affected Products (NVD)
VendorProductVersion
samsungexynos_1380_firmware
-
samsungexynos_1480_firmware
-
samsungexynos_1580_firmware
-
samsungexynos_2400_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://semiconductor.samsung.com/support/quality-support/product-security-updates/
https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-53966/