CVE-2021-47526

low-risk

Published 2024-05-24

In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set in _probe() - otherwise platform_get_drvdata() causes null pointer dereference BUG in _remove().

Do I need to act?

0.02% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (4)

Patch https://git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c

Patch https://git.kernel.org/stable/c/189c99c629bbf85916c02c153f904649cc0a9d7f

Patch https://git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c

Patch https://git.kernel.org/stable/c/189c99c629bbf85916c02c153f904649cc0a9d7f

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal