PT-2025-40684 · Samsung+2 · Exynos5420+2

Published 2025-10-04 · Updated 2025-12-23 · CVE-2023-53542

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the Linux kernel related to the Device Tree Source (DTS) for Exynos platforms. Specifically, the driver supporting the Exynos5420 MIPI phy was not utilized on Exynos5420 devices, leading to a kernel panic. The issue stems from an incorrect compatible string, which has now been corrected by using the proper Exynos5420 compatible identifier.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2023-53542

SUSE-SU-2025:4111-1

SUSE-SU-2025:4139-1

SUSE-SU-2025:4149-1

SUSE-SU-2025:4320-1

SUSE-SU-2025:4515-1

Affected Products

Exynos5420

Linux Kernel

Suse

References · 501

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53542.json · Exploit
• https://git.kernel.org/stable/c/199624f3144d79fab1cff533ce6a4b82390520a3 · Patch
• https://git.kernel.org/stable/c/f2a6198f5ed7d6e4e06d87a4de007f2e45cc9583 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:4111-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53542 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-53542 · Vendor Advisory
• https://git.kernel.org/stable/c/537bdfc1a67836fbd68bbe4210bc380f72cca47f · Patch
• https://git.kernel.org/stable/c/2e68a0f7bc576318a58335c31c542b358bc63f83 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:4515-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53542 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2023-53542 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4320-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53542 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4149-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53542 · Security Note