CVE-2026-46075

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < 6dbeb0f788582e1ab5dfc3f41994eac0ec88c2b5affected
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < c5a45d14234bf26e28a89e3a5dcc08336595cf11affected
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < 775c00d87c385b758da9504cf053acea00e2ed40affected
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < 1193c12126d39bf986a5a9214827b73707b193abaffected
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < 31901371ccd16b42d2f167b1018ba9ae8bd5a6c7affected
LinuxLinuxda001fb651b00e1deeaf24767dd691ae8152a4f5 < bab1adf3b87e4bfac92c4f5963c63db434d561c1affected
LinuxLinux5.3affected
LinuxLinux0 < 5.3unaffected
LinuxLinux6.1.175 <= 6.1.*unaffected
LinuxLinux6.6.140 <= 6.6.*unaffected
LinuxLinux6.12.86 <= 6.12.*unaffected
LinuxLinux6.18.27 <= 6.18.*unaffected
LinuxLinux7.0.4 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References