CVE-2024-27371: exynos 850 Memory Corruption — Fix

Description

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

Is your site exposed to CVE-2024-27371?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

CWE-1288 CWE-1288

Affected Products

Vendor	Product	Versions
samsung	exynos_980_firmware	All
samsung	exynos_980	All
samsung	exynos_850_firmware	All
samsung	exynos_850	All
samsung	exynos_1280_firmware	All
samsung	exynos_1280	All
samsung	exynos_1380_firmware	All
samsung	exynos_1380	All
samsung	exynos_1330_firmware	All
samsung	exynos_1330	All

References

Advisories & Patches

https://semiconductor.samsung.com/support/quality-support/product-security-updates/ https://semiconductor.samsung.com/support/quality-support/product-security-updates/

Frequently Asked Questions

What is CVE-2024-27371? +

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_followup_get_nl_params(), there is no input validation check on hal_req->service_specific_info_len coming from userspace, which can lead to a heap overwrite. It has a CVSS v3.1 base score of 6.7 (MEDIUM).

How severe is CVE-2024-27371? +

CVE-2024-27371 has a CVSS v3.1 score of 6.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-27371? +

CVE-2024-27371 affects products from samsung, specifically: exynos_1280, exynos_1280_firmware, exynos_1330, exynos_1330_firmware, exynos_1380, exynos_1380_firmware, exynos_850, exynos_850_firmware, exynos_980, exynos_980_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-27371? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-8358

LibreOffice Calc can import tracked changes from a spreadsheet document. A heap buffer overflow existed when a document reused the …

CVE-2026-8356

LibreOffice can import presentations in the legacy binary PPT format. A stack buffer overflow existed when importing a colour-replacement record. …

CVE-2026-6040

A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the …

CVE-2026-6039

LibreOffice can import drawings in the DXF format used by CAD software. A heap buffer overflow existed when importing a …

CVE-2026-3298

The method "sock_recvfrom_into()" of "asyncio.ProacterEventLoop" (Windows only) was missing a boundary check for the data buffer when using nbytes parameter. …

CVE-2026-40489

editorconfig-core-c is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have …

CVE-2024-27371