What is CVE-2025-49495?

CVE-2025-49495 is a high-severity vulnerability in Samsung Exynos 1380, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.4/10. Published 2026-01-05.

How severe is CVE-2025-49495?

High severity. CVSS v3 base score is 8.4 out of 10.

Buffer overflow in Samsung Exynos 1380

CVE-2025-49495

An issue was discovered in the WiFi driver in Samsung Mobile Processor Exynos 1380, 1480, 2400, 1580. Mishandling of an NL80211 vendor command leads to a buffer overflow.

Vulnerability class: Buffer Overflow

Published 2026-01-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

semiconductor.samsung.com/support/quality-support/product-security-updates/ (Vendor Advisory)
semiconductor.samsung.com/support/quality-support/product-security-updates/cve-… (Vendor Advisory)

Frequently asked questions

What is CVE-2025-49495?: CVE-2025-49495 is a high-severity vulnerability in Samsung Exynos 1380, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.4/10. Published 2026-01-05.
How severe is CVE-2025-49495?: High severity. CVSS v3 base score is 8.4 out of 10.