CVE-2025-39728

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

18/04/2025

Last modified:

03/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: clk: samsung: Fix UBSAN panic in samsung_clk_init() With UBSAN_ARRAY_BOUNDS=y, I&#39;m hitting the below panic due to dereferencing `ctx->clk_data.hws` before setting `ctx->clk_data.num = nr_clks`. Move that up to fix the crash. UBSAN: array index out of bounds: 00000000f2005512 [#1] PREEMPT SMP Call trace: samsung_clk_init+0x110/0x124 (P) samsung_clk_init+0x48/0x124 (L) samsung_cmu_register_one+0x3c/0xa0 exynos_arm64_register_cmu+0x54/0x64 __gs101_cmu_top_of_clk_init_declare+0x28/0x60 ...

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.236 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.180 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.134 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.87 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.23 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.13.11 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.14 (including)	6.14.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-39728

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools