CVE-2026-46075

HIGH

crypto: atmel-sha204a - Fix potential UAF and memory leak in remove path

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - Fix potential UAF and memory leak in remove path Unregister the hwrng to prevent new ->read() calls and flush the Atmel I2C workqueue before teardown to prevent a potential UAF if a queued callback runs while the device is being removed. Drop the early return to ensure sysfs entries are removed and ->hwrng.priv is freed, preventing a memory leak.

References (6)

Core 6

Scores

CVSS v3 7.8
EPSS 0.0013
EPSS Percentile 2.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (21)
linux/Kernel 5.3.0 - 6.1.175linux
linux/Kernel 6.13.0 - 6.18.27linux
linux/Kernel 6.19.0 - 7.0.4linux
linux/Kernel 6.2.0 - 6.6.140linux
linux/Kernel 6.7.0 - 6.12.86linux
Linux/Linux < 5.3
Linux/Linux 5.3
Linux/Linux 6.1.175 - 6.1.*
Linux/Linux 6.12.86 - 6.12.*
Linux/Linux 6.18.27 - 6.18.*
... and 11 more
Published May 27, 2026
Tracked Since May 27, 2026