SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-52909

Incorrect Handling of the NL80211 vendor command leads to a buffer overflow via a certain ioctl message, issue 2 of 2.

CRITICAL 9.8EPSS 0.50%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.50% probability · 41th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
samsung/exynos w1000 firmware · samsung/exynos w920 firmware · samsung/exynos w930 firmware · samsung/exynos 980 firmware · samsung/exynos 850 firmware · samsung/exynos 1580 firmware · samsung/exynos 1480 firmware · samsung/exynos 1380 firmware · samsung/exynos 1330 firmware · samsung/exynos 1280 firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.