CVE-2026-23021CWE-401

CVE-2026-23021

Medium · published January 31, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
6.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00175 · 6.6th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2026-01-31T17:16Z
Affected products (15)
ProductVersionsFixed in
linux/linux_kernel≥ 3.10.1, < 5.10.2485.10.248
linux/linux_kernel≥ 5.11, < 5.15.1985.15.198
linux/linux_kernel≥ 5.16, < 6.1.1616.1.161
linux/linux_kernel≥ 6.2, < 6.6.1216.6.121
linux/linux_kernel≥ 6.7, < 6.12.666.12.66
linux/linux_kernel≥ 6.13, < 6.18.66.18.6
linux/linux_kernelall versions—
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References (7)
EPSS history
Timeline
  • 31 JAN 11:39Z
    net: usb: pegasus: fix memory leak in update_eth_regs_async()
    cvelistv5