CVE-2025-58346

MEDIUM
5.5
CVSS Score
Published: February 3, 2026 at 12:00 AM UTC
Updated: June 17, 2026 at 09:44 AM UTC
18 products affected across 1 vendorExynos 1280Exynos 1380 FirmwareExynos 980 Firmware

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1080, 1280, 2200, 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
All versions
All versions
All versions
samsung-exynos-1480 (same device)
All versions
samsung-exynos-1580 (same device)
All versions
All versions
samsung-exynos-w1000 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770

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