CVE-2025-58346 Denial of service in n/a
Attackers can cause kernel memory exhaustion and denial of service via unbounded memory allocation in the Samsung Exynos Wi-Fi driver.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-58346?
CVE-2025-58346 is a medium-severity denial of service vulnerability in Samsung Exynos 1080 Firmware, published on 3 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.
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_addts write operation, leading to kernel memory exhaustion.
Weakness: CWE-770
Which versions are affected by CVE-2025-58346?
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-2025-58346?
No fix has been published for CVE-2025-58346 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-58346 being exploited?
There is no known exploitation of CVE-2025-58346 in the wild and no public exploit code.
Other vulnerabilities in Samsung Exynos 1080 Firmware
Sources
Also known as GHSA-mw9q-29mh-j9xh.