CVE-2024-27370: 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_config_get_nl_params(), there is no input validation check on hal_req->num_config_discovery_attr coming from userspace, which can lead to a heap overwrite.

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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

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-2024-27370? +

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_config_get_nl_params(), there is no input validation check on hal_req->num_config_discovery_attr 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-2024-27370? +

CVE-2024-27370 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-2024-27370? +

CVE-2024-27370 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-2024-27370? +

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.

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