CVE-2025-37909

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

20/05/2025

Last modified:

17/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Fix memleak issue when GSO enabled Always map the `skb` to the LS descriptor. Previously skb was mapped to EXT descriptor when the number of fragments is zero with GSO enabled. Mapping the skb to EXT descriptor prevents it from being freed, leading to a memory leak

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::::::::	4.17 (including)	5.4.294 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.238 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.182 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.138 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.90 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.28 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.14.6 (excluding)
cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc4::::::
cpe:2.3:o:debian:debian_linux:11.0:::::::*

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

CVE-2025-37909

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools