CVE-2026-23021

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-23021
In the Linux kernel, the following vulnerability has been resolved: net: usb: pegasus: fix memory leak in update_eth_regs_async() When asynchronously writing to the device registers and if usb_submit_urb() fail, the code fail to release allocated to this point resources.

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/471dfb97599eec74e0476046b3ef8e7037f27b34 Patch
https://git.kernel.org/stable/c/5397ea6d21c35a17707e201a60761bdee00bcc4e Patch
https://git.kernel.org/stable/c/93f18eaa190374e0f2d253e3b1a65cee19a7abe6 Patch
https://git.kernel.org/stable/c/a40af9a2904a1ab8ce61866ebe2a894ef30754ba Patch
https://git.kernel.org/stable/c/ac5d92d2826dec51e5d4c6854865bc5817277452 Patch
https://git.kernel.org/stable/c/afa27621a28af317523e0836dad430bec551eb54 Patch
https://git.kernel.org/stable/c/ce6eef731aba23a988decea1df3b08cf978f7b01 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:3.10:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*
History

25 Mar 2026, 15:56

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.10:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*
First Time Linux
Linux linux Kernel
CWE CWE-401
References () https://git.kernel.org/stable/c/471dfb97599eec74e0476046b3ef8e7037f27b34 - () https://git.kernel.org/stable/c/471dfb97599eec74e0476046b3ef8e7037f27b34 - Patch
References () https://git.kernel.org/stable/c/5397ea6d21c35a17707e201a60761bdee00bcc4e - () https://git.kernel.org/stable/c/5397ea6d21c35a17707e201a60761bdee00bcc4e - Patch
References () https://git.kernel.org/stable/c/93f18eaa190374e0f2d253e3b1a65cee19a7abe6 - () https://git.kernel.org/stable/c/93f18eaa190374e0f2d253e3b1a65cee19a7abe6 - Patch
References () https://git.kernel.org/stable/c/a40af9a2904a1ab8ce61866ebe2a894ef30754ba - () https://git.kernel.org/stable/c/a40af9a2904a1ab8ce61866ebe2a894ef30754ba - Patch
References () https://git.kernel.org/stable/c/ac5d92d2826dec51e5d4c6854865bc5817277452 - () https://git.kernel.org/stable/c/ac5d92d2826dec51e5d4c6854865bc5817277452 - Patch
References () https://git.kernel.org/stable/c/afa27621a28af317523e0836dad430bec551eb54 - () https://git.kernel.org/stable/c/afa27621a28af317523e0836dad430bec551eb54 - Patch
References () https://git.kernel.org/stable/c/ce6eef731aba23a988decea1df3b08cf978f7b01 - () https://git.kernel.org/stable/c/ce6eef731aba23a988decea1df3b08cf978f7b01 - Patch
Summary
  • (es) En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: net: usb: pegasus: corregir fuga de memoria en update_eth_regs_async() Cuando se escribe asincrónicamente en los registros del dispositivo y si usb_submit_urb() falla, el código falla en liberar los recursos asignados hasta este punto.

31 Jan 2026, 12:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-31 12:16

Updated : 2026-03-25 15:56

NVD link : CVE-2026-23021

Mitre link : CVE-2026-23021

CVE.ORG link : CVE-2026-23021

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime