CVE-2025-52909
Critical
Description
An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1280, 1330, 1380, 1480, 1580, W920, W930, and W1000. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow via a certain ioctl message, issue 2 of 2.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Samsung Exynos W1000 Firmware
PublishedApr 7, 2026
First seenApr 7, 2026
Weakness typeCWE-120CWE-120
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samsung exynos_w1000_firmware | No range specified | — |
| samsung exynos_w920_firmware | No range specified | — |
| samsung exynos_w930_firmware | No range specified | — |
| samsung exynos_980_firmware | No range specified | — |
| samsung exynos_850_firmware | No range specified | — |
| samsung exynos_1580_firmware | No range specified | — |
| samsung exynos_1480_firmware | No range specified | — |
| samsung exynos_1380_firmware | No range specified | — |
| samsung exynos_1330_firmware | No range specified | — |
| samsung exynos_1280_firmware | No range specified | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.