CVE-2025-37939

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-37939
In the Linux kernel, the following vulnerability has been resolved: libbpf: Fix accessing BTF.ext core_relo header Update btf_ext_parse_info() to ensure the core_relo header is present before reading its fields. This avoids a potential buffer read overflow reported by the OSS Fuzz project.

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 HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/0a7c2a84359612e54328aa52030eb202093da6e2 Patch
https://git.kernel.org/stable/c/3a67f60f0a8be10cea7a884a1a00e9feb6645657 Patch
https://git.kernel.org/stable/c/d529411ec44535308c5d59cbeff74be6fe14b479 Patch
Configurations

Configuration 1 (hide)

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

17 Nov 2025, 14:57

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0a7c2a84359612e54328aa52030eb202093da6e2 - () https://git.kernel.org/stable/c/0a7c2a84359612e54328aa52030eb202093da6e2 - Patch
References () https://git.kernel.org/stable/c/3a67f60f0a8be10cea7a884a1a00e9feb6645657 - () https://git.kernel.org/stable/c/3a67f60f0a8be10cea7a884a1a00e9feb6645657 - Patch
References () https://git.kernel.org/stable/c/d529411ec44535308c5d59cbeff74be6fe14b479 - () https://git.kernel.org/stable/c/d529411ec44535308c5d59cbeff74be6fe14b479 - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
First Time Linux
Linux linux Kernel
CWE CWE-120
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: libbpf: Se corrige el acceso al encabezado core_relo de BTF.ext. Se actualiza btf_ext_parse_info() para garantizar que el encabezado core_relo esté presente antes de leer sus campos. Esto evita un posible desbordamiento de lectura del búfer reportado por el proyecto OSS Fuzz.

20 May 2025, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-05-20 16:15

Updated : 2025-11-17 14:57

NVD link : CVE-2025-37939

Mitre link : CVE-2025-37939

CVE.ORG link : CVE-2025-37939

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')