CVE-2025-39728

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-39728
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'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 <snip> 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 ...

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/00307934eb94aaa0a99addfb37b9fe206f945004 Patch
https://git.kernel.org/stable/c/0fef48f4a70e45a93e73c39023c3a6ea624714d6 Patch
https://git.kernel.org/stable/c/157de9e48007a20c65d02fc0229a16f38134a72d Patch
https://git.kernel.org/stable/c/24307866e0ac0a5ddb462e766ceda5e27a6fbbe3 Patch
https://git.kernel.org/stable/c/4d29a6dcb51e346595a15b49693eeb728925ca43 Patch
https://git.kernel.org/stable/c/a1500b98cd81a32fdfb9bc63c33bb9f0c2a0a1bf Patch
https://git.kernel.org/stable/c/d19d7345a7bcdb083b65568a11b11adffe0687af Patch
https://git.kernel.org/stable/c/d974e177369c034984cece9d7d4fada9f8b9c740 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

29 Apr 2025, 14:18

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/00307934eb94aaa0a99addfb37b9fe206f945004 - () https://git.kernel.org/stable/c/00307934eb94aaa0a99addfb37b9fe206f945004 - Patch
References () https://git.kernel.org/stable/c/0fef48f4a70e45a93e73c39023c3a6ea624714d6 - () https://git.kernel.org/stable/c/0fef48f4a70e45a93e73c39023c3a6ea624714d6 - Patch
References () https://git.kernel.org/stable/c/157de9e48007a20c65d02fc0229a16f38134a72d - () https://git.kernel.org/stable/c/157de9e48007a20c65d02fc0229a16f38134a72d - Patch
References () https://git.kernel.org/stable/c/24307866e0ac0a5ddb462e766ceda5e27a6fbbe3 - () https://git.kernel.org/stable/c/24307866e0ac0a5ddb462e766ceda5e27a6fbbe3 - Patch
References () https://git.kernel.org/stable/c/4d29a6dcb51e346595a15b49693eeb728925ca43 - () https://git.kernel.org/stable/c/4d29a6dcb51e346595a15b49693eeb728925ca43 - Patch
References () https://git.kernel.org/stable/c/a1500b98cd81a32fdfb9bc63c33bb9f0c2a0a1bf - () https://git.kernel.org/stable/c/a1500b98cd81a32fdfb9bc63c33bb9f0c2a0a1bf - Patch
References () https://git.kernel.org/stable/c/d19d7345a7bcdb083b65568a11b11adffe0687af - () https://git.kernel.org/stable/c/d19d7345a7bcdb083b65568a11b11adffe0687af - Patch
References () https://git.kernel.org/stable/c/d974e177369c034984cece9d7d4fada9f8b9c740 - () https://git.kernel.org/stable/c/d974e177369c034984cece9d7d4fada9f8b9c740 - Patch
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: clk: samsung: Corregir el pánico de UBSAN en samsung_clk_init(). Con UBSAN_ARRAY_BOUNDS=y, se produce el pánico indicado debido a la desreferencia de `ctx-&gt;clk_data.hws` antes de configurar `ctx-&gt;clk_data.num = nr_clks`. Corregir esta vulnerabilidad para corregir el fallo. UBSAN: índice de matriz fuera de los límites: 00000000f2005512 [#1] PREEMPT SMP Rastreo de llamadas: 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 ...
CWE CWE-129
First Time Linux linux Kernel
Linux
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

18 Apr 2025, 07:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-04-18 07:15

Updated : 2025-04-29 14:18

NVD link : CVE-2025-39728

Mitre link : CVE-2025-39728

CVE.ORG link : CVE-2025-39728

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-129

Improper Validation of Array Index