What is CVE-2024-27387?

CVE-2024-27387 is a medium-severity vulnerability in Samsung Exynos 1080, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2024-09-09.

How severe is CVE-2024-27387?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Buffer overflow in Samsung Exynos 1080

CVE-2024-27387

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_rx_range_done_ind(), there is no input validation check on rtt_id coming from userspace, which can lead to a heap overwrite.

Vulnerability class: Buffer Overflow

Published 2024-09-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

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-2024-27387?: CVE-2024-27387 is a medium-severity vulnerability in Samsung Exynos 1080, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2024-09-09.
How severe is CVE-2024-27387?: Medium severity. CVSS v3 base score is 6.7 out of 10.