CVE-2025-58340 An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1080, 1280, 1330, 1380, 1480

What is CVE-2025-58340?

CVE-2025-58340 is a medium-severity vulnerability in Samsung Exynos 1080 Firmware, published on 3 Feb 2026.

Official description

An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1080, 1280, 1330, 1380, 1480, 1580, W920, W930 and W1000. There is unbounded memory allocation via a large buffer in a /proc/driver/unifi0/send_delts write operation, leading to kernel memory exhaustion.

Weakness: CWE-770

Which versions are affected by CVE-2025-58340?

It affects 11 products.

Products include Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 1480 Firmware, Samsung Exynos 1580 Firmware and 5 more.

How do I fix CVE-2025-58340?

No fix has been published for CVE-2025-58340 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-58340 being exploited?

There is no known exploitation of CVE-2025-58340 in the wild and no public exploit code.

Other vulnerabilities in Samsung Exynos 1080 Firmware

• CVE-2025-54328 Memory corruption in n/a Critical 10.0
• CVE-2025-62818 Memory corruption in n/a Critical 9.8
• CVE-2025-58349 Denial of service in n/a Critical 9.1
• CVE-2025-27807 Memory corruption in n/a Critical 9.1
• CVE-2025-47202 Memory corruption in n/a Critical 9.1

All Samsung Exynos 1080 Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jqjv-jw2p-vfq6.