CVE-2025-52909An 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.
Updated under an hour ago ()
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It affects samsung exynos_w1000_firmware and 9 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-120
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
samsung exynos_w1000_firmware samsung:exynos_w1000_firmware | all versions | NVD |
samsung exynos_w920_firmware samsung:exynos_w920_firmware | all versions | NVD |
samsung exynos_w930_firmware samsung:exynos_w930_firmware | all versions | NVD |
samsung exynos_980_firmware samsung:exynos_980_firmware | all versions | NVD |
samsung exynos_850_firmware samsung:exynos_850_firmware | all versions | NVD |
samsung exynos_1580_firmware samsung:exynos_1580_firmware | all versions | NVD |
samsung exynos_1480_firmware samsung:exynos_1480_firmware | all versions | NVD |
samsung exynos_1380_firmware samsung:exynos_1380_firmware | all versions | NVD |
samsung exynos_1330_firmware samsung:exynos_1330_firmware | all versions | NVD |
samsung exynos_1280_firmware samsung:exynos_1280_firmware | all versions | NVD |
References
- https://semiconductor.samsung.com/support/quality-support/product-security-updates/vendor-advisory
- https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-52909/vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.